Cam Actuated Contact Patents (Class 200/551)
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Patent number: 11309145Abstract: A switch device reduces an impact sound generated when the operation member returns to its original position. The switch device includes a housing member, an operation knob accommodated in the housing member and capable of being pushed, and a spring that urges the operation knob in a direction opposite to the pushing direction. The housing member includes a two-pronged stopper that regulates the movement of the operation knob in the opposite direction. The operation knob includes a tab that abuts on the two-pronged stopper. When the movement of the operation knob in the opposite direction is regulated, the two-pronged stopper and the tab make a line contact first.Type: GrantFiled: December 23, 2019Date of Patent: April 19, 2022Assignee: TOYO DENSO KABUSHIKI KAISHAInventor: Eikichi Chin
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Patent number: 8247713Abstract: A power seat switch includes a structure main body; switches provided in the structure main body; sliders slidably provided in the structure main body and changing over contacts of the switches; and moderation units each including a moderation adjuster fitted into the structure main body and an elastic portion provided on the slider. Each slider includes a shaft and a pair of legs provided on one end of the shaft. The elastic portion is provided to elastically protrude from the one end of the shaft in an axial direction of the shaft. The moderation adjuster includes a moderation groove arranged to be sandwiched between the legs, in contact with the elastic portion, and applying a moderation according to sliding of the slider.Type: GrantFiled: March 11, 2010Date of Patent: August 21, 2012Assignee: Toyota Boshoku Kabushiki KaishaInventors: Shuichi Ui, Toshihide Azuma, Tomonori Sugiura
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Publication number: 20100301925Abstract: There is provided a pressure sensitive switch including: a cover; a slide portion that is stored in the cover and is slidable by being pressed in a horizontal direction; a pressing unit including a pressure portion that has an inner side face brought into contact with the slide portion and can be moved by being pressed by the slide potion; a sheet resistive body that has an upper face brought into contact with the pressing unit; and a conductive plate that is disposed on the lower side of the sheet resistive body with a predetermined gap arranged therebetween. The slide portion is slidable within a horizontal plane, and the pressing portion presses the sheet resistive body by sliding the slide portion, and a resistance value between the sheet resistive body and the conductive plate changes in accordance with a change in a slide operation force for sliding the slide portion.Type: ApplicationFiled: May 28, 2010Publication date: December 2, 2010Applicant: Panasonic CorporationInventors: Satoshi YOSHIHARA, Masaki Sawada, Hisanori Kusunoki, Hiroto Inoue
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Patent number: 7507927Abstract: A battery grip for diagnostic units comprises a grip sleeve for accommodating batteries, at the upper end of which a metal sleeve for accommodating a consumer load, such as an electric bulb, is mounted, a guide opening formed in the wall of the grip sleeve, a switching slide being guided the guide opening in a longitudinal direction of the grip sleeve, a contact member extending from a lower end of the grip sleeve with one contact end into the guide opening, and a contact spring member having one end conductively connected to the metal sleeve manner and another free end extending into the guide opening such that the free end is disposed above the contact member and is brought into contact with the contact member by displacing the switching slide. The contact between free end of the contact spring member and the contact member is created by at least two contact points. At least one longitudinal recess is provided in the contact end of the contact member.Type: GrantFiled: November 9, 2007Date of Patent: March 24, 2009Assignee: Heine Optotechnik GmbH & Co. KGInventors: Oliver Heine, Dirk Schade, Anton Schneider, Stefan Knesewitsch, Georg Pfaffenbauer
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Patent number: 7416319Abstract: The present invention relates to an illumination device for vanity mirrors of motor vehicle sun visors. The illumination device does not use cables as conducting elements nor external mechanical elements such as switches, simplifying the assembly operations. A conducting laminar element performs all of these functions: in addition to being the conducting means it acts as a switch for the device. This device is actuated by a cover that covers the mirror and is operated at the user's will. The device is characterised in that it is only illuminated in one position, in which the cover is not covering the mirror and the visor is in a shading position.Type: GrantFiled: February 14, 2006Date of Patent: August 26, 2008Assignee: Grupo Antolin-Ingeniera, S.A.Inventors: Stéphane Richard, Vincent Bernard
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Publication number: 20080110741Abstract: A battery grip for diagnostic units comprises a grip sleeve for accommodating batteries, at the upper end of which a metal sleeve for accommodating a consumer load, such as an electric bulb, is mounted, a guide opening formed in the wall of the grip sleeve, a switching slide being guided the guide opening in a longitudinal direction of the grip sleeve, a contact member extending from a lower end of the grip sleeve with one contact end into the guide opening, and a contact spring member having one end conductively connected to the metal sleeve manner and another free end extending into the guide opening such that the free end is disposed above the contact member and is brought into contact with the contact member by displacing the switching slide. The contact between free end of the contact spring member and the contact member is created by at least two contact points. At least one longitudinal recess is provided in the contact end of the contact member.Type: ApplicationFiled: November 9, 2007Publication date: May 15, 2008Applicant: HEINE OPTOTECHNIK GMBH & CO. KGInventors: Oliver Heine, Dirk Schade, Anton Schneider, Stefan Knesewitsch, Georg Pfaffenbauer
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Patent number: 6483063Abstract: An electrical switch includes a body, three control terminals and a common terminal for external connection and a movable contact for establishing connection between the control terminals and the common terminal. The movable contact has one end acting as the common terminal and three opposite ends that pivot to connect to the control terminals, respectively. Each opposite end is pivotable between a first position in contact with the corresponding control terminal and a second position separated from the corresponding control terminal. A switching member is supported for pivoting the opposite ends of the movable contact to establish the connection. A single metal heat sink is located within the body for contact by the opposite ends of the movable contacts when the movable contacts are in the second positions.Type: GrantFiled: March 14, 2001Date of Patent: November 19, 2002Assignee: Defond Manufacturing LimitedInventor: Raymond Wai Hang Chu
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Patent number: 6262383Abstract: In a tact switch in which pressing operation on an operating portion of an actuator member will cause the forward end portion of the actuator member to be pushed toward the bottom surface of a housing while being guided by an inclined surface so that the forward end portion (flexible portion) of the actuator member is flexed to press down on the marginal regions of a movable contact piece whereby the curved section of the movable contact piece is flipped over, a cam defining the inclined surface is provided separately from the housing. The movable contact piece, the actuator member, the cam and a top lid may be assembled together simply by stacking them sequentially from above onto the housing.Type: GrantFiled: July 26, 2000Date of Patent: July 17, 2001Assignee: Sagami Electric Company, Ltd.Inventor: Kikuyoshi Nishikawa
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Patent number: 6191373Abstract: A dial programming switch comprises, especially, a switch structure which can be connected to the bank pin connector, comprises a seat, an upper cover, a plurality of push buttons and terminal. The seat spaced with a plurality of receiving grooves, each groove is connected with two terminal receiving holes at the lower side thereof. The upper cover is spaced with a plurality of holes with respect to the receiving grooves on the seat, the upper cover covering on the top of the seat. A plurality of push buttons each having a push button seat. The top of the push button seat is installed with a protrusion which protrudes from the holes of the upper cover. The bottom of the push button seat has a convex pushing portion. The push buttons are matched with the push button seat on the receiving grooves of the seat. A plurality of terminal sets each including a first terminal and a second terminal. The first terminal and second terminal are fixed to the terminal receiving hole of the seat.Type: GrantFiled: October 26, 1999Date of Patent: February 20, 2001Inventor: Sheng-Hsin Liao
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Patent number: 6180903Abstract: A tact switch comprises an insulative base having contacts partially retained therein and partially exposing to exterior, wherein the exposed portions of the contacts face upward. Two separated steps are formed in the insulative base and located beyond the exposed portions of the contacts. A conductor plate has a frame positioned on the separated steps, an integral contacting portion surrounded by the frame and connected to the frame via two spring arms. Normally, the contacting portion registers with and separates from the exposed portion of the contacts. An elastic device is positioned on the conductor plate and it is deformable by depression thereon to thus deform the spring arms of the conductor plate and move the contacting portion of the conductor plate downward to electrically connect the exposed portions of the separated contacts simultaneously.Type: GrantFiled: October 29, 1999Date of Patent: January 30, 2001Assignee: Hon Hai Precision Ind. Co., Ltd.Inventor: Chu-Mei Chen
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Patent number: 6114644Abstract: In a tact switch in which a dish-shaped movable contact piece (30) formed of a resilient material is operated to be inverted and returned to the original position within a housing to thereby make and break bridging contact between a plurality of fixed contacts plates (52) arranged on the bottom surface of the housing, the dish-shaped movable contact piece (30) is placed with the dish bottom projecting downwardly convexly toward the fixed contacts plates.Type: GrantFiled: October 7, 1999Date of Patent: September 5, 2000Assignee: Sagami Electric Co., Ltd.Inventor: Kikuyoshi Nishikawa
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Patent number: 6091037Abstract: A sliding plate engages moveable structure such as the actuating lever of an existing wall switch and separates or connects contacts to provide a momentary contact function in a potentially very thin but robust and economical switch suitable for inclusion within a switch plate cover. Momentary contact is provided at an intermediate location between extreme positions of the actuating lever of the existing switch or other moveable structure. Additional contacts can be provided to alter switch function and/or allow discrimination of direction of movement at an intermediate location. The switch can be retrofit to any existing structure without modification of that structure or disturbance of wiring to which that structure is connected.Type: GrantFiled: September 23, 1998Date of Patent: July 18, 2000Assignee: BP Holdings, LLCInventor: David E. Bachschmid
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Patent number: 6087606Abstract: A waterproof switch has a single contact arranged in a sealed housing, with an actuator arm protruding from one end and electrical terminals protruding from an opposite end. The single contact is arranged close to a metal portion that is moved by the actuator into mechanical and electrical contact with the single contact. The sealed housing is formed of two pieces that are attached by a heat activated adhesive. The switch can be assembled by forming the metal switch parts on a long strip and subsequently, following the assembly of the housing, the small metal portions joining the switch parts are sheared away.Type: GrantFiled: June 2, 1999Date of Patent: July 11, 2000Assignee: Micro Contacts Inc.Inventor: Leonard Simpson
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Patent number: 6079865Abstract: A hand mixer 30 is formed with a housing 32 and a handle 34 extending in one direction from the housing. A pair of beaters 58 and 60 can be assembled with the hand mixer 30 and rotated by a motor 88 under the control of a sensory actuator 92. A slidable compliant switch pad 44 provides an external facility for an operator to selectively position the sensory actuator 92 to operate the motor 88, and the beaters 58 and 60, at the different speeds. The sensory actuator 92 provides a tactile response to the operator during selection of the different speeds. The hand mixer 30 is provided with a first embodiment of a beater ejection mechanism 192, or a second embodiment of a beater ejection mechanism 242, for facilitating ejection of the beaters 58 and 60 from the hand mixer. A button 52 located externally on top of the housing 32 provides operational access to the operator to initiate the beater ejection process.Type: GrantFiled: April 10, 1998Date of Patent: June 27, 2000Assignee: HP Intellectual Corp.Inventors: Daniel J. Plavcan, Paul Holbrook, Robert A. St. John
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Patent number: 6046414Abstract: A switch assembly includes a housing having a longitudinal axis and a transverse axis. The housing has a pair of spaced apart longitudinally extending walls each having a control curve. An actuating element is mounted to the housing. The actuating element is longitudinally movable along the longitudinal axis between two switching positions and is pivotable about the transverse axis between two other switching positions. A first switching piece is coupled to the actuating element to pivot as the actuating element pivots. A first pair of movable electrical switching contacts is associated with the first switching piece. The first switching piece moves one of the first pair of switching contacts as the actuating element pivots. A second switching piece is coupled to the actuating element to pivot as the actuating element longitudinally moves. A second pair of movable electrical contacts is associated with the second switching piece.Type: GrantFiled: March 5, 1998Date of Patent: April 4, 2000Assignee: Leopold Kostal GmbH & Co. KGInventor: Klaus Hirschfeld
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Patent number: 6018132Abstract: A horizontal tact switch comprises an insulative base having contacts partially retained therein and partially exposing to exterior. A metal cover is fixed to the insulative base and has a plan plate from an edge of which a lever curvedly extends. The lever has an upper contacting portion and a lower pressing portion and the upper contacting portion is proximate to a bottom surface of the plan plate. A pusher is movably received between the insulative base and the metal cover and has a ramp for driving the lever downward when the pusher is depress horizontally. An elastic device is positioned under the pusher and aligned with the lower pressing portion of the lever. A conductor plate comprises a plurality of spring arms each respectively aligned with corresponding one of the partially exposed contacts.Type: GrantFiled: August 27, 1999Date of Patent: January 25, 2000Assignee: Hon Hai Precision Ind. Co., Ltd.Inventor: Chu-Mei Chen
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Patent number: 6005201Abstract: In a switch, the speed at which contacts are separated from each other is increased without depending on the speed at which an operating member is operated, so that an arc is prevented from being generated, to prevent the operating member to be deformed by heat generation and prevent the durability of the switch to be decreased due to the abrasion of the contacts. A movable contact member having movable contacts at both its ends is swingably supported with a common fixed contact projecting upward and serving as a fulcrum. A leaf spring is fixed to a slider. The leaf spring has a portion projecting in a U shape. The U-shaped portion is engaged with the center of the movable contact member. When the slider is moved, the U-shaped portion is distorted in the transverse direction. When the slider is further moved, the U-shaped portion gets beyond the fulcrum, so that the movable contact is rapidly separated from a normally open fixed contact.Type: GrantFiled: November 14, 1997Date of Patent: December 21, 1999Assignee: Omron CorporationInventors: Yasuhide Tanaka, Keiichi Shimizu, Kiyotaka Yamaguchi
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Patent number: 5962827Abstract: A dual in line switch apparatus selects between several switch positions. A housing has several slides. A row of terminals is attached to the housing. A contact sheet is located between the slides and the terminals. The contact sheet operates, as the slide is moved, to make and break electrical connections between the terminals. The contact sheet includes a flexible film having a contact pad and a detent notch and an adhesive tape that is attached to the flexible film. The tape has a slot formed therein and the contact pad is pressed through the slot by the slide to electrically connect with the terminals. The switch provides electrical contacts that are sealed from detrimental environmental effects. The detent notch provides a positive mechanical stop with tactile feedback for each of the switch positions. An alternative embodiment uses another flexible film with conductive vias that connect to solder spheres.Type: GrantFiled: November 12, 1998Date of Patent: October 5, 1999Assignee: CTS CorporationInventor: John Zdanys, Jr.
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Patent number: 5927485Abstract: An auxiliary switch arrangement is located inside a housing (1) and is equipped with at least two fixed contact pieces (2, 3, 4), with one connecting contact bridge (9, 10) which can be uncoupled in pairs from the contact bridge. The contact bridge (9, 10) is formed onto one end of a U-shaped curved leaf spring strip (11), transverse to the longitudinal direction of the leaf spring strip (11). The other, free end (12) of the leaf spring strip (11), is fastened inside the housing (1). The leaf spring strip (11) is pre-tensioned by the amount of contact pressure in the contact-making position of the contact bridge (9, 10). A slide (14) equipped with linear cams (15, 18, 19, 20, 21), which moves in a guide inside of the housing (1), lifts the movable contact pieces (17) off the fixed contact pieces (2, 3, 4) in the switched-off position. The slide (14) is actuated through an extension (16) by a switching device.Type: GrantFiled: April 9, 1998Date of Patent: July 27, 1999Assignee: Allen-Bradley CompanyInventors: Reiner Linek, Manfred Schimkat
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Patent number: 5920042Abstract: A seesaw sliding composite motion switch is provided. The switch includes at least two switch elements disposed on a printed wiring board, a holder placed on the printed wiring board, and a slider which moves in a sliding manner between the printed wiring board and the holder. The slider has lever swingingly supporting portions projecting from openings defined on the holder. A lever is supported by the lever swingingly supporting portions. First projections are disposed on the holder. Openings permitting swinging motion are defined on the lever and accommodate the first projections only at a neutral position of a sliding motion to thereby permit the lever to turn. Second projections are disposed on the holder and abut against the lever when it turns to thereby prevent the sliding motion of the slider. Balls are disposed on the slider. A swing return first cam portion is disposed on the lever and has one of the balls abutted thereagainst.Type: GrantFiled: June 20, 1997Date of Patent: July 6, 1999Assignee: Alps Electric Co., Ltd.Inventor: Kazunori Gotoh
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Patent number: 5901839Abstract: A switching device which can operate slidably a general-purpose rocking switch by the use of the rocking switch, and achieve reduction in thickness of the device is disclosed. The switching device includes: laterally slidable sliders; levers rockably supported below the sliders by rocking fulcrums, and rocked in engagement with the sliders; and movable contacts rocked by the rocking action of the levers so as to be separated from and brought into contact with fixed contacts, wherein a pair of contact portions of the levers pressed by the sliders are set lower than the rocking fulcrums.Type: GrantFiled: September 26, 1997Date of Patent: May 11, 1999Assignee: Alps Electric Co., Ltd.Inventors: Makoto Sasaki, Kouji Sato
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Patent number: 5869954Abstract: An apparatus for a controlled supply of current to an electric consumer, including a turn-on function. The apparatus including a circuit board having conductor paths, a subordinated phase control circuit mounted on the circuit board and having a triac switching in both directions of an AC supply voltage and a trigger circuit for triggering the triac, the triac being connected in series with the consumer, a contact point mounted to the board, and a springing metal tongue having a first end mounted to the board and a second end that extends above the contact point at a distance from the board. The metal tongue and the contact point form electric contacts with the conductor paths on the board so as to define a switch. The electric contacts lead to connection points in the trigger circuit of the triac.Type: GrantFiled: May 5, 1998Date of Patent: February 9, 1999Inventor: Gerhard Kurz
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Patent number: 5660272Abstract: A miniature electrical switch, of the type that includes a snap dome or tripping member (36) lying over a pair of contacts (30, 34), includes a small and effective actuator arrangement (41). The actuator arrangement includes a sheet metal force transfer member (43) with a horizontal plate (46) and with a deflectable strip or lever (48), and an actuator device or pusher (44) with a ramp (96) that can engage the lever to deflect it. Horizontal forward (F) movement of the pusher deflects the front of the lever downwardly, to depress the middle portion (40) of the tripping member.Type: GrantFiled: May 15, 1996Date of Patent: August 26, 1997Assignee: ITT Compasants Et InstrumentsInventors: Alain Janniere, Laurent Bouvier
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Patent number: 5575380Abstract: A slide button is slidably mounted on a case, and a push button having a cylindrical shaft portion is provided in a hole of the case so as to be moved in a direction perpendicular to the sliding direction of the slide button. The push button is pushed by sliding the slide button so as to close a switch. An O-ring is disposed between the cylindrical shaft portion of the push button and an inside wall of the hole of the case.Type: GrantFiled: July 24, 1995Date of Patent: November 19, 1996Assignee: Kitano Co., Ltd.Inventor: Kiyoshi Imai
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Patent number: 5568860Abstract: An electrical switch with pivot point wiping contact assemblies for scrubbing debris from electrical contact mating surfaces. For each electrical contact within the switch there is a battery rivet having a convex mating surface and a contact rivet which also has a convex mating surface. The contact rivet is mounted onto one end of a resilient wiping arm consisting of conductive material. The other end of the wiping arm is pivotally mounted within the slot of a pocket contact consisting of conductive material. Also connected to the wiping arm is a contact driver which abuts a manually moveable pin. Therefore, by moving the pin the resilient wiping arm rubs the contact rivet mating surface onto the battery rivet mating surface while making an electrical connection.Type: GrantFiled: June 23, 1994Date of Patent: October 29, 1996Assignee: Methode Electronics, Inc.Inventors: Roderick W. Stringwell, Gregory P. Van Vooren
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Patent number: 5350893Abstract: In a lever switch, a contact actuating part provided in a lever is movable in a first direction by shifting of the lever and the top portion of a movable contact is depressable in a second direction substantially at right angles to the first direction while being pressed by a pressing force caused by the movement of the contact actuating part. The lever switch includes a plate which is provided between the contact actuating part and the top portion of the movable contact to convey the pressing force to the movable contact. The top portion has a sloped face facing the contact actuating part so as to form an angle of friction .theta. 1 with respect to the first direction, the plate has a central part and a side part which is bent toward the contact actuating part so as to form an angle of friction .theta. 2 with respect to the first direction, and the angle of friction .theta. 2 is smaller than the angle of friction .theta. 1.Type: GrantFiled: July 22, 1993Date of Patent: September 27, 1994Assignee: Yazaki CorporationInventors: Kanji Yamauchi, Akio Kurihara
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Patent number: 5324903Abstract: An arm switch assembly, for an electrical instrument having a casing and electrical contacts, comprises an elongated insulating body member with a conductive member moved into engagement with and disengagement from the electrical contacts in response to operation of a camming mechanism. The camming mechanism is slidably mounted to the casing and has a cam surface movable between first and second positions. The insulating body member includes first and second ends, and a lateral arm connected to the first end permits the insulating body member to pivot relative to the casing. A cam follower is connected to and extends laterally from the second end of the insulating body member. The cam follower engages the cam surface in the first position and disengages the cam surface in the second position. The conductive member is mounted on the second end of the insulating body member and is positioned adjacent to the electrical contacts.Type: GrantFiled: December 24, 1992Date of Patent: June 28, 1994Assignee: Miles Inc.Inventor: Joseph L. Moulton
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Patent number: 4983788Abstract: Electric switch mechanism for relays and contactors comprises a slider movable within a fixed housing and provided with cams which convert the movement of the slider into contact movement of contact pairs of the switch. The action of the slider with the cams to induce movement to the contacts is opposite to that of springs which apply closing forces to contact pairs.Type: GrantFiled: June 21, 1989Date of Patent: January 8, 1991Assignee: CGE Compagnia Generale Electtromeccanica S.p.A.Inventor: Franco P. Pardini
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Patent number: 4841109Abstract: A slide switch comprising a box-shaped housing base member, a switching contact mechanism housed within the base member, an electrically insulating flexible film member having an external configuration permitting it to be housed within the base member, a striker mounted on the film member, and a cover member mounted on the base member.Type: GrantFiled: August 27, 1987Date of Patent: June 20, 1989Assignee: Omron Tateisi Electronics Co.Inventors: Takahiro Sakakino, Koji Ohmori, Takashi Yoshimura, Shoji Kazusaka, Yoshitaka Sunagawa