Class / Patent application number | Description | Number of patent applications / Date published |
396531000 | Bayonet mount | 28 |
20100014851 | Lens barrel and imaging apparatus - A lens barrel includes: a barrel body; a mount that is attached to an end of the barrel body and has a connection portion to be connected to an imaging apparatus body; and a substrate that is disposed on an attachment surface of the mount that is attached to the barrel body and on which a controller for controlling the action of the barrel body is formed, wherein the mount has a locking member that protrudes from the attachment surface and locks an operation member for operating a mechanism in the barrel body, and the substrate has a clearance that prevents interference with the locking member. | 01-21-2010 |
20100166417 | CAMERA HAVING DETACHABLE LENS MODULE - A camera having a detachable lens is provided. More particularly, the camera includes a main body and a lens module configured so that it can be mounted to or detached from the main body according to a rotating state of the lens module with respect to the main body. The camera also includes a first coupling structure that is configured to provide the lens module with coupling when the lens module is set to a mounting position. The camera also includes a secondary coupling structure that is configured to provide the lens module with temporary coupling when the lens module is set to a detaching position. As a result of this structure, an unwanted dropping of the lens module due to an instant loss of supporting force when the lens module is detached from the main body may be prevented. | 07-01-2010 |
20120057860 | CAMERA ACCESSORY, MOUNT OF CAMERA ACCESSORY, CAMERA BODY AND MOUNT OF CAMERA BODY - A camera accessory is equipped with an accessory mount assuming a bayonet structure with the first through the third tabs set over intervals along a circumferential direction and projecting from an inner side of the accessory toward an outer side. The camera accessory mount is structured so that insertion of the accessory mount is allowed as long as the accessory mount is inserted at a correct interlock phase without any of the first through the third tabs coming into contact with any of three camera body-side tabs, and that insertion of the accessory mount is disallowed if the accessory mount is positioned at a phase other than the correct interlock phase with at least two tabs coming into contact with at least two of the camera body-side tabs. The first through the third tabs extend along varying lengths along the circumferential direction. The first tab has the greatest length. The three tabs include first side ends, which are leading ends of the three tabs to engage the accessory mount at the correct interlock phase and second side ends located on a side opposite from the first side ends. When the first tab and either the second or third tab comes into contact with two of the camera body-side tabs at a total of two contact locations, contact achieved by the first tab is located near the second side end thereof. | 03-08-2012 |
20120063764 | LENS DEVICE - A camera-attached lens device includes a lens barrel, a mount ring, pins, through holes, a positioning ring, and a fixing member. The lens barrel holds a lens system. The mount ring, attached to the lens barrel, has a tubular fitted portion coupling with the camera and a flange portion around the fitted portion. The pins are on the lens barrel and position a central axis of the mount ring with respect to an optical axis. The through holes are on the flange portion. The positioning ring outer diameter is smaller than a hole diameter of the through holes and has an opening where the pins are fitted. The fixing member fixes the positioning ring inside the through holes. The pins are restricted by the opening of the positioning ring fixed by the fixing member when the mount ring is positioned, positioning the lens barrel with respect to the mount ring. | 03-15-2012 |
20120201531 | CAMERA ACCESSORY - An accessory mount can be inserted through the camera body mount without any of the first through third tabs being hindered by any of three camera body-side tabs at the camera body mount, as long as the accessory mount is inserted into the camera body mount at a correct interlock phase. The first tab, the second tab and the third tab extend over varying lengths along the circumferential direction. The first tab extends over a greatest length along the circumferential direction among the first through third tabs. The third tab extends over a smallest length along the circumferential direction among the first through third tabs. The accessory mount includes a restricting member disposed near the third tab, a fitting portion used to align an optical axis of the accessory mount with an optical axis of the camera body, and a lock pin hole through which a lock pin, retractably disposed at the camera body, is inserted so as to lock the camera accessory in a fully mounted state. The restricting member is disposed at a position assumed on a side substantially opposite from the lock pin hole across the fitting portion. | 08-09-2012 |
20120201532 | CAMERA ACCESSORY, CAMERA ACCESSORY MOUNT, CAMERA BODY AND CAMERA BODY MOUNT - A camera accessory can be detachably engaged with a camera body that includes a camera body mount, and is equipped with an accessory mount assuming a bayonet structure with a first tab, a second tab and a third tab set over intervals in a circumferential direction running along a circumference of a circle and projecting from the circumference along a radial direction. The accessory mount can be inserted through the camera body mount without any of the first through third tabs being hindered by any of three camera body-side tabs at the camera body mount, as long as the accessory mount is inserted into the camera body mount at a correct interlock phase. The accessory mount includes a restricting member disposed near the third tab. | 08-09-2012 |
20130058640 | CONDUCTIVE SLIDING FILM, MEMBER FORMED FROM CONDUCTIVE SLIDING FILM, AND METHOD FOR PRODUCING SAME - There is provided a conductive sliding film applied to a surface of a member which moves slidably relative to other member, the conductive sliding film being formed of a metal-doped tetrahedral amorphous carbon which is doped with a metal element, wherein resistivity of the conductive sliding film is within a range of 10 | 03-07-2013 |
20130071101 | IMAGE PICKUP APPARATUS INCLUDING BAYONET COUPLING SECTION IN LENS BARREL, AND ACCESSORY - An image pickup apparatus which can provide a rotational operation member around a lens barrel formed with a bayonet coupling section without increasing the apparatus size. Three female pawl grooves and three open grooves are formed in a mount base. A first ring member is formed with three male pawl portions for being engaged with the female pawl grooves and open grooves. An operation ring member is rotationally operated, and a second ring member rotates in unison therewith. Photo reflectors detect rotation of the second ring member. A restriction unit restricts rotation of the first ring member when the mount base and the operation ring member are bayonet-coupled. A rotation locking member restricts rotation of the operation ring member and the second ring member with respect to the first ring member in accordance with an operation for releasing rotation restriction of the first ring member. | 03-21-2013 |
20140119720 | CAMERA BODY - A camera body includes body-side bayonet lugs concentric with lens-side bayonet lugs, circular-arc openings, a circular arc protrusion positioned inside the camera body and projecting forward and concentric with the body-side bayonet lugs, body-side contact portions provided and arranged on the front end surface of the circular arc protrusion and come into contact with lens-side contact portions which are provided on the lens barrel, and rearward biasers provided immediately behind two of the body-side bayonet lugs to bias and move the lens-side bayonet lugs rearward, wherein two of the body-side contact portions located at both ends in the lengthwise direction and the two rearward biasers lie on radial-direction extension lines of the circular arc protrusion, respectively, as viewed in an optical axis direction. | 05-01-2014 |
20140119721 | CAMERA BODY, LENS BARREL AND LENS-INTERCHANGEABLE CAMERA - A camera body includes a plurality of body-side bayonet lugs which are provided on the peripheral edge of an opening; and a protrusion which is positioned in a circular-arc opening formed between adjacent body-side bayonet lugs of the body-side bayonet lugs, the distance between the protrusion and either of adjacent two body-side bayonet lugs of the body-side bayonet lugs being shorter than each of the lens-side bayonet lugs; and a body-side mount surface with which the lens-side bayonet surface comes into contact from the front side when the lens-side bayonet lugs are positioned immediately behind the body-side bayonet lugs. | 05-01-2014 |
20140193145 | CAMERA ACCESSORY - An accessory side mount of the camera accessory includes at least a first limiting portion and a second limiting portion that is different from the first limiting portion. When the first through third claws are rotated in a first rotational direction along the circumferential direction in order to install the accessory side mount that has been inserted in the proper installation and detachment rotational phase into the body side mount, the first limiting portion limits a range of rotation in the first rotational direction by abutting an end surface of one of the camera body side claws. When the first through third claws are rotated in a second rotational direction along the circumferential direction that is opposite to the first rotational direction in order to detach the accessory side mount from the body side mount, the second limiting portion limits a range of rotation in the second rotational direction by abutting an end surface of one of the camera body side claws. | 07-10-2014 |
20150378244 | CAMERA ACCESSORY - An accessory mount can be inserted through the camera body mount without any of the first through third tabs being hindered by any of three camera body-side tabs at the camera body mount, as long as the accessory mount is inserted into the camera body mount at a correct interlock phase. The first, second, and third tabs extend over varying lengths along the circumferential direction. The first tab extends over a greatest length and the third tab extends over a smallest length, along the circumferential direction. The accessory mount includes a restricting member, a fitting portion, and a lock pin hole. The restricting member is disposed at a position assumed on a side substantially opposite from the lock pin hole across the fitting portion. | 12-31-2015 |
20160139493 | CASE FOR A PERSONAL ELECTRONICS DEVICE WITH EXTERNAL LENS MOUNT - A protective case for a Personal Electronic Device (PED) with a camera aperture with provision for mounting external interchangeable lenses, including a first portion of shock dampening material, and a metal interchangeable lens retention element with an aperture bonded to the case disposed with the retention aperture aligned with the camera aperture. | 05-19-2016 |
20190146309 | ELECTRONIC DEVICE CAPABLE OF UNLOCKING INTERCHANGEABLE UNIT DURING BLACKOUT, AND MONITORING SYSTEM | 05-16-2019 |
396532000 | Having electrical contact detail | 14 |
20090067831 | Camera system and method for controlling the same - An automatic-lens-connection-type camera system, which detects insertion of a lens unit into a mount part and automatically screws a mount connector to connect the lens unit with the mount part, and a method for controlling the camera system. The camera system includes a body, a lens module mounted to be attachable to and detachable from the body, a lens module insertion part mounted on a surface of the lens module that faces the body, and a mount part for detecting insertion of the lens module into the body to mount the lens module insertion part on the body. | 03-12-2009 |
20100111517 | CAMERA BODY, INTERCHANGEABLE LENS UNIT, AND IMAGING APPARATUS - A camera body that includes a lens attaching unit to which an interchangeable lens unit including a lens-side contact is mountable and that communicates information with the interchangeable lens unit when the interchangeable lens unit is attached to the lens attaching unit, the camera body comprising: a substrate; a holding member fixed to the substrate and formed of a conductive material; a body-side contact that is electrically connected to the lens-side contact when the interchangeable lens unit is mounted to the camera body and that is held by the holding member so as to be movable between a projected position at which the body-side contact projects from the holding member and a retracted position; and a biasing unit that biases the body-side contact to the projected position, wherein the body-side contact is electrically connected to the holding member. | 05-06-2010 |
20110274424 | Lens barrel, photographic device, and production method of same - A lens barrel comprising bayonet type mount projections to detachably attach to a lens-fitting unit of a camera body having a photographic region, wherein mount projections are formed to avoid cross-section of light path area where object light is introduced in the camera body. | 11-10-2011 |
20120195587 | CAMERA ACCESSORY, CAMERA ACCESSORY MOUNT, CAMERA BODY AND CAMERA BODY MOUNT - A camera accessory is detachably engaged with a camera body including a camera body mount and body-side electric contact points. The camera accessory includes a camera accessory mount assuming a bayonet structure with a first tab, a second tab and a third tab. The camera accessory mount is configured to be inserted through the camera body mount without any of the first through third tabs hindered by three camera body-side tabs disposed at the camera body mount as long as the camera accessory mount is inserted at the camera body mount at a correct interlock phase. The camera accessory mount is configured such that insertion of the camera accessory mount through the camera body mount is disallowed at any phase other than the correct interlock phase with at least two tabs among the first through third tabs coming into contact with at least two of the camera body-side tabs. | 08-02-2012 |
20130071102 | EXCHANGEABLE LENS - An exchangeable lens includes: a camera lens mount unit having a mount center point, to which a camera body, with twelve body connector terminals disposed near a camera body mount unit at the camera body, is attached; a holding portion where twelve lens connector terminals, each connected to one of the twelve body connector terminals and each including a contact area to come into contact with one of the body connector terminals, are disposed; an optical system that includes a drive target member which can be driven; and a drive unit that drives the drive target member. A distance setting apart a center of at least one lens connector terminal among the twelve lens connector terminals from the mount center point is different from a distance setting apart a center of at least one other lens connector terminal from the mount center point. | 03-21-2013 |
20130077955 | EXCHANGEABLE LENS - An exchangeable lens includes a holding portion where twelve lens connector terminals, each connected to one of the twelve body connector terminals and each having a contact area to come into contact with one of the body connector terminals, and at least one auxiliary lens terminal having a contact area are disposed therein so as to form a circular arc pattern relative to the amount center point. An interior angle formed by the contact area of the auxiliary lens terminal and the contact area of the eleventh lens connector terminal at the mount center point is smaller than an interior angle formed by the contact area of the first lens connector terminal and the contact area of the eleventh lens connector terminal at the mount center point. | 03-28-2013 |
20130077956 | EXCHANGEABLE LENS - An exchangeable lens includes: a camera lens mount unit; a holding portion where twelve lens connector terminals, each connected to one of the twelve body connector terminals and each including a contact area to come into contact with one of the body connector terminals, are disposed; an optical system that includes a drive target member which can be driven; and a drive unit that drives the drive target member. A shape of at least one lens connector terminal among the twelve lens connector terminals is different from a shape of another lens connector terminal among the twelve lens connector terminals. | 03-28-2013 |
20130077957 | EXCHANGEABLE LENS - An exchangeable lens includes a camera lens mount unit having a mount center point, to which a camera body, with twelve body connector terminals disposed near a camera body mount unit at the camera body, is attached; a holding portion where a plurality of lens connector terminals, each including a contact area to come into contact with a body connector terminal, are disposed; an optical system that includes a drive target member which can be driven; a drive unit that drives the drive target member; and a control unit to be engaged in data communication with the camera body. The drive unit and the control unit include a common ground portion. | 03-28-2013 |
20130148954 | INTERCHANGEABLE LENS - The interchangeable lens includes a lens holding member holding a lens, a first supporting bar engaging with the lens holding member to guide movement of the lens holding member in an optical axis direction, a second supporting bar engaging with the lens holding member to prevent rotation of the lens holding member, the second supporting bar having a shorter length than that of the first supporting bar. The interchangeable lens further includes a mount contact provided as an electric contact in a mount portion detachably attachable to a camera body. When viewed from the optical axis direction, the first supporting bar is disposed in an area not overlapping the mount contact, and the second supporting bar is disposed in an area overlapping the mount contact, and when viewed from a direction orthogonal to the optical axis direction, part of the first supporting bar overlaps the mount contact. | 06-13-2013 |
20130266303 | CAMERA ACCESSORY AND CAMERA - The camera accessory is attachable to a camera by relatively rotating from a first state to a second state. Camera side contact pins include a first camera side contact pin making contact with an accessory side contact holding portion in the first state and second camera side contact pins not making contact with the accessory side contact holding portion in the first state. Accessory side contact surfaces include a first accessory side contact surface making contact with the first camera side contact pin in the second state and second accessory side contact surfaces not making contact with the first camera side contact pin in the second state. A pitch between the first and second accessory side contact surfaces adjacent thereto is larger than a pitch between the second accessory side contact surfaces adjacent to each other. | 10-10-2013 |
20130266304 | CAMERA AND CAMERA ACCESSORY - The camera side mount is brought, by relative rotation with the accessory side mount, from a first state where each accessory side bayonet claw is inserted between the camera side bayonet claws into a second state where the camera side and accessory side bayonet claws engage with each other. The leaf spring biasing the camera side contact pins in the protruding direction is disposed between the camera side mount and the camera body. When the camera being in the normal position is viewed from the direction facing the camera side mount, the leaf spring extends from both sides of the mount center line, which extends from the center of the camera side mount in the direction of gravity, toward the camera side contact pins. The camera side contact pins are arranged at positions other than a position on the mount center line. | 10-10-2013 |
20130287388 | CAMERA ACCESSORY AND CAMERA - The camera accessory is attachable to a camera. The camera accessory includes an accessory mount to be detachably coupled with a camera mount). The accessory mount is provided with accessory bayonet claws and brought, by relative rotation with the camera mount, from a first state in which each of the accessory bayonet claws is inserted between camera bayonet claws provided in the camera mount into a second state in which the accessory bayonet claws engage with the camera bayonet claws to complete coupling of the accessory and camera mounts. The camera accessory is further provided with accessory contact surfaces arranged in a relative rotation direction of the mounts in the accessory mount. The accessory contact surfaces includes a first accessory contact surface used for indicating type of the camera accessory and is provided adjacent to the accessory bayonet claw. | 10-31-2013 |
20140072293 | OPTICAL APPARATUS ACCESSORY AND OPTICAL APPARATUS - The optical apparatus accessory includes multiple terminal faces arranged in a direction of a relative movement for attachment to an optical apparatus and allowed to make contact with multiple terminal pins provided in the optical apparatus, and electric insulation portions provided between each two adjacent terminal faces. The multiple terminal faces are arranged at a same height, each of the electric insulation portions includes two adjacent-to-terminal potions respectively adjacent to the two adjacent terminal faces and a convex portion provided between the two adjacent-to-terminal potions and having a higher height than that of the two adjacent-to-terminal potions. The two adjacent-to-terminal potions have a height same as or lower than that of the terminal faces, and the convex portion has a height same as or higher than that of the terminal faces. | 03-13-2014 |
20150368579 | SLIDING FILM, MEMBER ON WHICH SLIDING FILM IS FORMED, AND MANUFACTURING METHOD THEREFOR - There is provided a sliding film formed on a surface of a member which slides relative to another member. The sliding film includes, a metal-doped tetrahedral amorphous carbon layer; and a surface layer that is formed on top of the metal-doped tetrahedral amorphous carbon layer and has a higher coefficient of kinetic friction than the metal-doped tetrahedral amorphous carbon layer. | 12-24-2015 |