Patents by Inventor Shigeru Kamata
Shigeru Kamata has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 6097505Abstract: The invention comprises modulating means for modulating digital data of fax format into analog signal and transmitting, a fax apparatus connected directly to the modulating means without resort to telephone circuit, DC feed means for feeding direct current to the fax apparatus, and call signal generating means for generating and sending out a call signal to the fax apparatus, in which a call signal is sent out from the call signal generating means, and the output of the modulating means is sent out to the fax apparatus without passing through telephone circuit, so that the fax apparatus connected directly to the modulating means can automatically receive data from the modulating means such as modem. As a result, image data such as bit map data can be easily transmitted directly to the fax apparatus and printed out, and the user can use the fax apparatus easily as a handy printer.Type: GrantFiled: March 20, 1998Date of Patent: August 1, 2000Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Tetsuji Miwa, Masahiro Takatori, Shigeru Kamata, Fuyuki Abe, Satoshi Matsuura, Hidemi Henmi
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Patent number: 4917846Abstract: A plurality of rotational members which comprise an inner shell and an outer shell rotatable relative to each other and in which a soluble film is fixed to the inner periphery or the outer periphery of one of the shells, the shell with the soluble film fixed thereto is the shaping mold of a molding machine for molding the other shell, and a plurality of rotational members comprising an inner shell and an outer shell are molded through the soluble film, whereafter the soluble film is dissolved and removed.Type: GrantFiled: April 18, 1988Date of Patent: April 17, 1990Assignee: Canon Kabushiki KaishaInventors: Hironori Takase, Shigeru Kamata
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Patent number: 4911533Abstract: A lens barrel includes a stationary tube secured to the inner side of a stationary lens barrel member with a given space kept between them, and a motor disposed within the space. A helicoidal surface is arranged along the inner circumference of the stationary tube to be in screwed engagement with the helicoidal surface of a lens-carrying frame arranged to carry lenses which are shiftable in the direction of their optic axis, and a connecting member extends to the inner circumference of the stationary tube to cause the rotation of a rotary tube which has a toothed part engaging the output gear of the motor to be transmitted to the lens-carrying frame.Type: GrantFiled: March 14, 1988Date of Patent: March 27, 1990Assignee: Canon Kabushiki KaishaInventors: Ryuji Suzuki, Masao Aoyagi, Shigeru Kamata, Keiichi Yasuda, Hiroshi Furukawa
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Patent number: 4865432Abstract: A built-in motorized lens mounting includes a fixed tube, a zoom actuating ring axially movably supported relative to the fixed tube, a focusing lens holder movably supported at least in the axial direction relative to the zoom actuating ring, an electric motor fixedly secured to the zoom actuating ring, and a driving power transmitting system using the rotation of the motor as a drive source to move the lens holder axially relative to the zoom actuating ring.Type: GrantFiled: February 24, 1987Date of Patent: September 12, 1989Assignee: Canon Kabushiki KaishaInventors: Masao Aoyagi, Ryuji Suzuki, Shigeru Kamata, Keiichi Yasuda
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Patent number: 4844586Abstract: Adjustment apparatus for a lens barrel comprises a built-in driving motor; an output gear which is arranged with have its rotation shaft parallel to the optical axis of the lens barrel and to transmit the rotation of the driving motor; a lens driving device which has a transmission gear engaging the output gear and is arranged to shift the lens of the lens barrel in the optical axis direction by using the rotation of the driving motor as a drive source; and an adjustment cam ring which has a tapered cam part and is rotatable around the optical axis. The tapered cam part abuts on the rotation shaft of the output gear. Back-lash adjustment between the output gear and the transmission gear can be accomplished by moving the position of the output gear by rotating the cam ring around the optical axis.Type: GrantFiled: December 29, 1987Date of Patent: July 4, 1989Assignee: Canon Kabushiki KaishaInventors: Ryuji Suzuki, Hiroshi Furukawa, Shigeru Kamata
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Patent number: 4824207Abstract: A lens barrel having a fixed outer tube, a distance scale window formed in the outer peripheral surface of the fixed outer tube, a focusing ring which is disposed inside of the fixed outer tube and which is capable of moving in the direction of the optical axis and rotatable about the same, a focusing mechanism for moving the focusing ring in the axial and peripheral directions, a distance scale ring facing the inner periphery of the distance scale window and supported such as to be only rotatable about the optical axis, the distance scale ring having distance scale marks formed on its outer peripheral surface, and an interconnecting mechanism for interconnecting the focusing ring with the distance scale ring. The interconnecting mechanism turns the distance scale ring in response to the turning movement of the focusing ring about the optical axis. Simultaneously, the focusing ring moves in the direction of the optical axis without axially moving the distance scale ring.Type: GrantFiled: May 12, 1987Date of Patent: April 25, 1989Assignee: Canon Kabushiki KaishaInventors: Shigeru Kamata, Hidefumi Notagashira
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Patent number: 4812015Abstract: A holding member for holding an optical member is made of plastic material, and provided with at least two fit portions on the inner diameter surface thereof in such a way as to project toward the optical axis and also to determine the holding position of the optical member. The holding member further includes a resilient portion at a position of almost equal distance to both fit portions to hold the optical member by pressing it against the fit portions.Type: GrantFiled: April 2, 1986Date of Patent: March 14, 1989Assignee: Canon Kabushiki KaishaInventors: Toshimi Iizuka, Shigeru Kamata
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Patent number: 4807376Abstract: A trouser presser includes a trouser carrier for holding a pair of washed trousers in a desired attitude. The trouser carrier includes a waist pad for receiving the waist portion of the trousers to shape it and a bottom stretcher for receiving the bottoms of the trousers to stretch them. Heat plates are provided for pressing from both sides the pair of washed trousers to dry them. A first drive is provided for moving the trouser carrier up and down, and a second drive for horizontally reciprocating the trouser carrier between a trouser loading position and a trouser press position.Type: GrantFiled: September 2, 1987Date of Patent: February 28, 1989Assignee: Fuji Car Mfg. Co., Ltd.Inventor: Shigeru Kamata
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Patent number: 4793689Abstract: A lens barrel includes a hollow rotary ring rotatable about the optic axis which is disposed within the hollow of a hollow fixed cylinder with a bearing interposed therebetween, a moving cylinder movable in response to rotation of the rotary ring which is disposed within the hollow of the rotary ring, a vibration wave motor which is disposed between the diametrical directions of the fixed cylinder and the rotary ring, and a rotor which is substantially secured to the rotary ring.Type: GrantFiled: December 23, 1986Date of Patent: December 27, 1988Assignee: Canon Kabushiki KaishaInventors: Masao Aoyagi, Shigeru Kamata, Ryuji Suzuki
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Patent number: 4759618Abstract: A lens mounting having an actuator drivingly connected to a movable sleeve in which is fitted a stop member for controlling harmful rays of light, whereby a cam for controlling the axial movement of the stop member is provided in each of the movable sleeve and a fixed sleeve in which the movable sleeve is fitted.Type: GrantFiled: January 6, 1986Date of Patent: July 26, 1988Assignee: Canon Kabushiki KaishaInventor: Shigeru Kamata
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Patent number: 4730901Abstract: A lens barrel includes a stationary tube secured to the inner side of a stationary lens barrel member with a given space kept between them, and a motor disposed within the space. A helicoidal surface is arranged along the inner circumference of the stationary tube to be in screwed engagement with the helicoidal surface of a lens-carrying frame arranged to carry lenses which are shiftable in the direction of their optic axis, and a connecting member extends to the inner circumference of the stationary tube to cause the rotation of a rotary tube which has a toothed part engaging the output gear of the motor to be transmitted to the lens-carrying frame.Type: GrantFiled: December 30, 1986Date of Patent: March 15, 1988Assignee: Canon Kabushiki KaishaInventors: Ryuji Suzuki, Masao Aoyagi, Shigeru Kamata, Keiichi Yasuda, Hiroshi Furukawa
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Patent number: 4707083Abstract: A lens moving device having an axially movable or rotatable sleeve fitted in a fixed sleeve, helix-like camming slot and groove formed respectively through the wall of the movable sleeve and in the inner surface of the fixed sleeve, and a guide pin radially extending from a lens cell into a cross point of the slot and groove, whereby the side edges of each of the helix-like camming slot and groove are made tapered surfaces, and the guide pin in the form of a singlet member or a plurality of concentric members is shaped to a truncated cone in contacting portions with the tapered surfaces of the slot and groove.Type: GrantFiled: September 20, 1985Date of Patent: November 17, 1987Assignee: Canon Kabushiki KaishaInventors: Toshimi Iizuka, Shigeru Kamata
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Patent number: 4690514Abstract: A lens moving device having a longitudinally elongated guide slot in a sleeve axially movable along with an actuator, and a protuberant lug formed in a body tube and extending into the guide slot, with an engagement member fitted in both a penetration hole provided in the body tube and the guide slot to thereby assure operative connection between the protuberant lug and the slot over the entire range of axial movement of the movable sleeve.Type: GrantFiled: October 22, 1985Date of Patent: September 1, 1987Assignee: Canon Kabushiki KaishaInventors: Shigeru Kamata, Toshimi Iizuka
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Patent number: 4690505Abstract: The adjustment of inclination or tilt of a lens cell containing a focusing lens or a lens for zooming with respect to an optical axis is carried out by a cam provided between the cell and a movable sleeve in which the cell is fitted.Type: GrantFiled: May 31, 1985Date of Patent: September 1, 1987Assignee: Canon Kabushiki KaishaInventors: Toshimi Iizuka, Shigeru Kamata
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Patent number: 4687297Abstract: A lens mounting mechanism including a fixed tube, a lens holder, a movable sleeve in which the holder is fitted and responsive to operation of an actuator for axially moving the holder, an intermediate sleeve having a guide slot for controlling the movement of the holder in cooperation with the movable sleeve and an adjusting sleeve, the intermediate and adjusting sleeves lying between the fixed tube and the movable sleeve. The adjusting sleeve is rotatable relative to the fixed tube but is restrained from axial movement. By rotating the adjusting sleeve, the axial position of the intermediate sleeve can be finely adjusted.Type: GrantFiled: May 31, 1985Date of Patent: August 18, 1987Assignee: Canon Kabushiki KaishaInventors: Shigeru Kamata, Toshimi Iizuka
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Patent number: 4623227Abstract: A zoom lens mounting capable of focusing beyond the usual range of object distances towards close ups in a particular region of the zooming range has a control member which changes its position depending upon the relative position of a focusing actuator to a zoom control cam member or vice versa, wherein the aforesaid focusing actuator and the aforesaid cam member are each provided with an area subject to constraint with the aforesaid control member and an area not subject to the constraint.Type: GrantFiled: August 24, 1982Date of Patent: November 18, 1986Assignee: Canon Kabushiki KaishaInventor: Shigeru Kamata
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Patent number: 4610512Abstract: A mechanical mounting for a zoom lens in which a range of angles of rotation of a focusing actuator and a range of angles of zoom actuator are limited by a common stopper member.Type: GrantFiled: October 23, 1984Date of Patent: September 9, 1986Assignee: Canon Kabushiki KaishaInventor: Shigeru Kamata
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Patent number: 4576446Abstract: A zoom lens mounting with a stop having a prescribed inner diameter to shut off harmful light and arranged in a lens system to move axially in a relation that is differential to the movable lens components for zooming in a region of the zooming range, wherein a camming slot for controlling the axial movement of the stop is provided in the form of an extended portion of the camming slot for controlling the axial movement of one of the zoom components.Type: GrantFiled: August 8, 1984Date of Patent: March 18, 1986Assignee: Canon Kabushiki KaishaInventor: Shigeru Kamata
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Patent number: 4491396Abstract: This invention concerns with the technique of controlling axial movement of a focusing member in the objective lens system based on the signal representing the object distance from the automatic distance measuring means. More particularly, as the provision for manual and automatic focusing modes is made, it relates to a technique of building a mode selection mechanism into the mechanical mounting for the zoom lens.Type: GrantFiled: December 4, 1981Date of Patent: January 1, 1985Assignee: Canon Kabushiki KaishaInventors: Takashi Isobe, Shigeru Kamata
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Patent number: 4472032Abstract: A zoom lens assembly wherein first and second lens elements are moved simultaneously to effect zooming operation and wherein the first lens element is moved separately from the second lens element to effect focusing operation. A zoom operation member and a focusing operation member are operable through the structure of the elements of the assembly to effect, respectively, zooming and focusing operation and the arrangement of the invention permits simplification of the construction of the assembly wherein the desired operations may be accomplished.Type: GrantFiled: January 4, 1982Date of Patent: September 18, 1984Assignee: Canon Kabushiki KaishaInventors: Shigeru Kamata, Takasi Isobe