With Means For Locking Parts Together Temporarily Patents (Class 188/300)
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Patent number: 8485539Abstract: A stabilizer for a vehicle suspension system includes a fixed housing having a canister and end caps forming an enclosure. A rod moves axially relative to the housing. Abutment members on the rod are separated by a spring and confront or telescope into end stops in the housing, depending upon a rotated position of the end stops relative to the abutment members.Type: GrantFiled: October 28, 2008Date of Patent: July 16, 2013Assignee: Illinois Tool Works Inc.Inventors: Christopher F. Bidlake, Dennis M. Mark
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Patent number: 8474796Abstract: An improved adjustable lift strut support adapted for permanent attachment to a shock tube of a vehicle's failed lift strut. It is capable of quick safe attachment to a plethora of different diameter struts. It wont damage the shock tube assembly if it is left connected to the shock tube, nor will it damage the vehicles hood or liftback when they are closed with the support connected to the shock tube.Type: GrantFiled: November 19, 2010Date of Patent: July 2, 2013Inventor: Ernest Spence, Jr.
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Patent number: 8430218Abstract: In lifting columns (1) for tables and similar articles of furniture and consisting of pipe profiles (2a, 2b) with intermediate slides (8), it is a problem that the profiles (2a, 2b) have relatively great dimensional tolerances. This means that the gap between two successive sections may vary relatively much, which causes a great play in the column. This is solved in that at least one of these sections (2a) at one of the slides (8) is formed with a local deformation of the wall inwards toward the slide to press the slide inwards against the following section (2b). The dimensional tolerances may be neutralized by suitable arrangement and selection of deformations as well as the force with which the deformation is made.Type: GrantFiled: December 2, 2002Date of Patent: April 30, 2013Assignee: Linak A/SInventor: Norbert Klinke
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Patent number: 8393448Abstract: A spring fork, in particular for bicycles, with a suspension system and a hydraulic damping system, includes a compression stage damping system (6) for a spring deflection process and a traction stage damping system (5) for a rebound process. At least one piston (3, 16, 27) is provided, which is located in the cylinder (2), and at least one connecting channel (17, 17a) is provided which connects the cylinder chambers located on both sides of the piston and is intended for the overflow of hydraulic oil (21). The compression stage damping system (6), which is activated during the spring deflection process, can be blocked by closing the connecting passage (lockout). At least with the compression stage damping system (6) blocked and, if appropriate, also with the traction stage damping system (5) also blocked, a bypass channel (11, 20, 20a) which has a reduced cross-section in comparison to the connecting channel (17, 17a) is opened.Type: GrantFiled: February 23, 2007Date of Patent: March 12, 2013Assignee: Gustav Magenwirth GmbH & Co. KGInventors: Reiner Kunstle, Dirk Lude
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Patent number: 8382076Abstract: A support column with a vertical tube has a coaxially installed gas spring including a cylinder divided by a piston into first and second working chambers. A piston rod passes through the second working chamber in a sealed manner to the outside, where it is attached to a bottom support piece of the vertical tube. The cylinder projects out of the vertical tube and is guided with freedom to slide back and forth in a guide sleeve installed in the end of the vertical tube opposite the bottom support piece. A connection between the first and second working chambers can be blocked by a manually actuatable valve. A second valve between the chambers, which is closed when the gas spring is under load, can be switched to the open position after the load on the gas spring has been absent for a certain period of time.Type: GrantFiled: March 12, 2008Date of Patent: February 26, 2013Assignee: Stabilus GmbHInventors: Matthias Etzkorn, Manfred Metzdorf, Thomas Müller
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Publication number: 20120292148Abstract: A restraint device for being secured on a telescopic suspension comprising a first portion, which may be a fork band comprising a first restraining hook, a second portion comprising a body, a trigger, at least one magnetic member, and a second restraining hook, wherein the first restraining hook and the second restraining hook are configured to selectively engage one another to secure the suspension in a compressed position, and wherein the at least one magnetic member is configured to retract the second restraining hook when the device is disengaged to permit normal operation of the suspension.Type: ApplicationFiled: May 18, 2012Publication date: November 22, 2012Applicant: WORKS CONNECTION, INC.Inventor: Eric Phipps
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Patent number: 8302743Abstract: A support for supporting a structure on a surface, comprising at least one support element, each support element comprising a piston, a cylinder in which the piston is moveable, and a brake for maintaining the piston in a position that is stable relative to the cylinder, wherein the piston and the cylinder are arranged so that a loading associated with the structure effects an adjustment of the support element, and wherein an increase in hydraulic pressure within the cylinder, effected by the loading associated with the structure, activates the brake.Type: GrantFiled: August 16, 2005Date of Patent: November 6, 2012Assignee: Flat Pty LtdInventors: Antony Lawrence Pike, Duncan B. Gilmore, Raymond L. Hope
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Patent number: 8083038Abstract: A spring loaded spacer for fastening components and control units together with touch control face plates or panels wherein the spacer has a shank portion nested in a barrel portion, one end of the barrel portion being connected to a chassis or the like and its shank portion being connected to one or more printed circuit boards and/or components, and wherein the shank portion is spring loaded within the barrel portion and is adapted to receive one or more printed circuit boards and/or components under tensioned engagement.Type: GrantFiled: October 6, 2005Date of Patent: December 27, 2011Assignee: Richco Inc.Inventors: Robert Reisel, Ian Conway, Willim Volker
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Patent number: 8047341Abstract: A hydraulic shock absorber enables its piston rod to be locked near its minimum length position and allows the locked condition to be visually confirmed easily. A cap member is secured to a distal end portion of a piston rod extending from a cylinder part, and a dust cover is secured to the cap member. A lock member is secured to an end of the cylinder part from which the piston rod extends to the outside. The lock member is cut and bent upward to form engaging portions. The cap member is cut and bent downward to form engaging pieces and windows. With the piston rod contracted to near its minimum length position, the cap member is rotated to engage the engaging portions and the engaging pieces with each other, thereby locking the piston rod. The engaged condition of the engaging portions and the engaging pieces can be visually confirmed through the windows.Type: GrantFiled: July 22, 2008Date of Patent: November 1, 2011Assignee: Hitachi, Ltd.Inventors: Satsuki Yamamoto, Yusuke Maegawa, Tetsuo Yoshida
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Patent number: 8006817Abstract: A power drive assembly for a rear lift gate assembly of a vehicle includes a screw drive having a screw member and a clutch supported by the screw member.Type: GrantFiled: May 19, 2006Date of Patent: August 30, 2011Assignee: Dura Global Technologies, LLCInventors: Ronald J. Hanna, Michael A. Slumba
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Patent number: 7997588Abstract: There is provided with a cylinder apparatus comprising: a cylinder; a piston; a piston rod, one end of which is connected to the piston and the other end of which is extended outside; an external cylinder provided at an outer periphery of the cylinder so as to form a reservoir in which to seal the hydraulic liquid and gas therebetween; a base valve dividing the second chamber and the reservoir; a first check valve provided with the piston so as to allow flow of the hydraulic liquid only from the second chamber side to the first chamber side; a second check valve provided with the base valve so as to allow flow of the hydraulic liquid only from the reservoir side to the second chamber side; a flow passage connecting the first chamber with the reservoir; and an opening and closing valve opening and closing the flow passage.Type: GrantFiled: March 20, 2009Date of Patent: August 16, 2011Assignee: Hitachi, Ltd.Inventors: Takashi Ohnuma, Takao Nakadate
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Patent number: 7900756Abstract: A push-type gas spring has a pressure tube having a pressure tube connector element for the external attachment of the push-type gas spring. The gas spring also has a piston, which is operable to slide back and forth axially in the pressure tube and has a piston rod, where the piston rod extends out of the pressure tube from a first end surface of the pressure tube and has a piston rod connector element for the external attachment of the push-type gas spring. So that tensile forces can be applied to the pressure tube connector element and the piston rod connector element, the pressure tube and the pressure tube connector element are connected to each other by a pressure tube tension element extending axially alongside the piston rod and/or the piston rod and the piston rod connector element are connected to each other by a piston rod tension element extending axially alongside the pressure tube.Type: GrantFiled: February 17, 2006Date of Patent: March 8, 2011Assignee: Stabilus GmbHInventor: Rolf Mintgen
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Patent number: 7891643Abstract: A gas compression spring is mounted with an exterior element configured to allow a user to adjust the extension of the spring by rotating or sliding the exterior element. The user can line up an internal mechanism which is configured to limit the extension of the gas spring, and therefore stop the extension of the gas spring at a predetermined height. Additionally, an override mechanism is included where a user requires full extension of the gas spring. For example, the user can override the internal mechanism by applying a force in the direction of the extension, which disengages the mechanism allowing full extension. When the spring is compressed again, the mechanism resets and opens to the predetermined height. The gas spring can be utilized in a vehicle liftgate system, allowing the liftgate to open at one or more heights based upon the internal mechanism settings of the gas spring.Type: GrantFiled: September 11, 2007Date of Patent: February 22, 2011Assignee: Chrysler Group LLCInventors: Paresh Rana, Aaron Schnepp, Louis A. Rhodes, George Konstantakopoulos, Robert S. Smyczynski
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Patent number: 7887031Abstract: A stay damper comprises a cylinder (1) in which a gas is charged, a piston rod (2) which projects under a pressure of the gas in the cylinder (1), and a stopper (10) which locks contraction of the piston rod (2) in an elongated position. The stopper (10) displaces between a lock position which locks contraction of the piston rod (2) and a release position which permits contraction of the piston rod (2) according to directional operation forces applied by an operator. The stopper (10) comprises a restricting member (12, 13) which holds the stopper (10) in the lock position when it is in the lock position and holds the stopper (10) in the release position when it is in the release position. Since the locking operation of the stopper (10) is performed manually, the releasing operation thereof is easily understood by the operator.Type: GrantFiled: August 28, 2006Date of Patent: February 15, 2011Assignee: Kayaba Industry Co., Ltd.Inventors: Hiroshi Murota, Takashi Asa, Yasushi Saitou
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Patent number: 7802664Abstract: A power strut assembly for a vehicle includes a first strut member having joined outer walls that define an interior cavity. The first strut member extends from a first end to a second end. The first end includes a base wall joined to the outer walls. A second strut member also having joined outer walls defining an inner cavity extends from a first end to a second end. The second strut member is telescopically disposed within the interior cavity of the first strut member. A lead screw extends from a first end to a second end and is rotatively retained at the first end of the first strut member. The lead screw extends into the interior cavities of the first and second strut members. A clutch is retained by the second strut member and the lead screw is positioned to interact with the clutch.Type: GrantFiled: April 18, 2006Date of Patent: September 28, 2010Assignee: Dura Global Technologies, LLCInventors: Ronald J. Hanna, Michael A. Slumba
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Patent number: 7779973Abstract: A transmission mechanism with the function of the shock absorption includes a transmission unit adapted to receive a drive gear set within a housing; a motor mounted on the external side of the housing for providing the drive gear set with necessary driving power; a transmission rod disposed within the drive gear set to allow for a power transmission; a shock-absorbing unit including a fixing sleeve being disposed at the external side of the housing with respect to the internal end of the transmission rod, a shock-absorbing spring being installed within the fixing sleeve, a telescopic lever being adapted to actuate the shock-absorbing spring; and an adjusting unit interposed between the transmission rod and the shock-absorbing unit. In comparison with the prior art having problems of incomplete integrity and inadequate shock absorption, the invention has an integral configuration and ensures an excellent shock absorption.Type: GrantFiled: July 5, 2006Date of Patent: August 24, 2010Inventor: Chen-Hui Ko
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Patent number: 7770702Abstract: This Invention publicizes a kind of oil buffers with automatic reset, aiming to provide a kind of buffers with simple structure, long service life and function of automatic compensation of oil leakage. Its technical kernel includes a cylinder and a case around the outer surface of the Cylinder, where elastic capsule for oil storage is provided between the cylinder and case and wraps outer surface of the cylinder, there are through holes to atmosphere on the case. This Invention can be applied in application of keeping speed constant, shock absorption and etc.Type: GrantFiled: December 6, 2007Date of Patent: August 10, 2010Inventor: Jianneng Zhang
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Patent number: 7735810Abstract: A support for a gas prop (hydraulic strut) for a vehicle access door includes an elongate sleeve that is positionable around the cylinder and rod of the gas prop. The support secures a weak or otherwise defective gas prop in its position in which the vehicle access door is held open. The elongate sleeve includes a first and second end. The first end of the elongate sleeve is adapted to be selectively positioned between: (1) abutting the distal end of the cylinder, and (2) coaxially receiving at least a portion of the length of the cylinder. One or more slots are defined at the second end of the elongate sleeve. Each of the slots is selectively engageable with the shaft or post of an attachment bracket for coupling the rod end to the vehicle. Additionally, each one of the slots is a different length, thereby accommodating various lengths of gas props.Type: GrantFiled: August 20, 2007Date of Patent: June 15, 2010Inventors: William Pope, David M. Day
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Patent number: 7722069Abstract: A bicycle suspension system is provided with a damping unit and a damping control unit to control movement of upper and lower telescopically connected tubes. A damping force adjustment valve selectively adjusts a fluid flow rate of fluid passed a damping piston. The damping piston has a fluid flow port that is axially spaced with respect to a fluid flow passage of a damping lockout mechanism such that a flow path is formed in an axial direction by the fluid flow port of the damping piston and the fluid flow passage of the damping lockout mechanism when the damping lockout mechanism is in a non-lockout mode. A first actuating member operates the damping force adjustment valve and a second actuating member operates the damping lockout mechanism such that the damping force adjustment valve remains in a set position when the second actuating member is being operated.Type: GrantFiled: June 6, 2008Date of Patent: May 25, 2010Assignee: Shimano Inc.Inventor: Toyoto Shirai
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Publication number: 20100072010Abstract: A hydraulic pressure spring 1 includes a hollow cylindrical cylinder 4 having a threaded portion 3 at one end 2 thereof; a closure means 5 which is threadedly engaged with the threaded portion 3 at the one end 2 of the cylinder 4 and closes the one end 2 of the cylinder 4; a closure means 7 which is provided at the other end 6 of the cylinder 4 and closes the other end 6 of the cylinder 4; a compressible liquid 9 which is sealed in an interior 8 of the cylinder 4 and is pressurized to a predetermined pressure; a rod 10 which is passed through the closure means 5 movably in an axial direction A and causes the liquid 9 in the interior 8 of the cylinder 4 to undergo a pressure rise as the rod 10 enters the interior 8 of the cylinder 4; and a piston 11 disposed in the interior 8 of the cylinder 4 and attached to one end of the rod 10.Type: ApplicationFiled: January 17, 2008Publication date: March 25, 2010Inventor: Teruo ARAMIZU
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Patent number: 7654371Abstract: In a preferred embodiment, an apparatus, including; telescoping inner and outer members; a release collar circumferentially encircling the outer member; at least one rotatably mounted pawl disposed in the outer member; the at least one rotatably mounted pawl being depressed into at least a first depression formed circumferentially in the inner member by the release collar; and the at least one rotatably mounted pawl being movable between unlocked and locked positions. A vibration damper for the hold open rod is also provided.Type: GrantFiled: June 18, 2005Date of Patent: February 2, 2010Assignee: Triumph Actuation Systems - Connecticut, LLCInventors: Joseph Ray Metz, Joseph Koskelowsky, John Boscia, Richard Lutterman, Thomas Chiaramonte, Donald Brundage
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Publication number: 20090279998Abstract: A vibration isolator for container, and the like, and a method of using the same which are applicable to general containers, and allow the loaded articles to be protected against vibration at the time of transportation, and the like, with the cost being held to a minimum. It is a vibration isolator (10) for container (C), and the like, which provides vibration isolation for cargo protection, being interposed beneath a transport container (C), a merchandise transport pallet, or the like, wherein shock absorbing members (50) are interposed between a base frame (20) and a load carrying frame (30); and at least at the four corners of the base frame (20), a latch receiving structure (25) of a twist lock (40) is disposed, and in the corresponding place in the load carrying frame (30), a twist lock (40) is disposed.Type: ApplicationFiled: March 10, 2006Publication date: November 12, 2009Inventor: Akio Fukuda
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Publication number: 20090236781Abstract: A lockable piston-cylinder unit includes a cylinder having at least one axially facing counterstop; a piston dividing the cylinder into a first working chamber and a second working chamber; a piston rod extending through the first working chamber to a free end outside the cylinder; and a fastening tube having a first end in which the free end of the piston rod is fixed, a second end which receives the cylinder coaxially, and at least one axially facing supporting stop. When the piston rod is extended to maximum extension, the fastening tube is rotatable relative to the cylinder from a release position, wherein the supporting stop is offset from a respective counterstop, to a locking position, wherein the supporting stop faces the counterstop so that the fastening tube cannot move axially relative to the cylinder.Type: ApplicationFiled: March 19, 2009Publication date: September 24, 2009Applicant: Stabilus GmbHInventor: Frank Born
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Patent number: 7559565Abstract: A telescopic suspension system that journals a front wheel can be held at a predetermined contracted state when a race is started. A holding device is provided with an automatic release mechanism that automatically releases an extension regulation when the telescopic suspension system is contracted more than the predetermined contraction percentage. A re-regulation prohibiting device prohibits re-regulation during operation after the release of an extension regulation by the operation of the automatic release mechanism. The holding device extend through an outer tube of suspension system and engages an inner tube to maintain the contracted state.Type: GrantFiled: January 16, 2007Date of Patent: July 14, 2009Assignee: Honda Motor Co., Ltd.Inventor: Kenji Nakamura
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Patent number: 7549620Abstract: An engine mount insulator is interposed between a chassis frame and an engine, and includes a lower housing including flanges fixed to a lateral side of the chassis frame by means of a bolt, and a reverse-V shaped plate provided between the flanges and extending toward the engine; an upper housing including a body, a predetermined portion of which is fixed to one side of the engine by means of a bolt, and wings having a reverse-V shape and extending downward from both sides of the body; a rubber member having a rectangular shape and including a first side assembled with an inner surface of the wings of the upper housing, and a second side assembled with the lower housing; and a side plate assembled with the upper housing by means of a bolt so as to support the rubber member from a lower portion of the rubber member.Type: GrantFiled: December 13, 2005Date of Patent: June 23, 2009Assignee: Hyundai Motor CompanyInventor: Kyung Wan Kang
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Patent number: 7540362Abstract: An adjustable length gas spring comprises a casing and a piston which is disposed for displacement in the casing and joined to a piston rod. An externally operable adjusting valve is formed in the piston. Further, the piston is provided with a traction valve, which, upon application of tractive force from outside, cancels any blockage of the piston.Type: GrantFiled: June 26, 2006Date of Patent: June 2, 2009Assignee: SUSPA Holding GmbHInventors: Holger Knaust, Michael Schmidbauer
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Publication number: 20090072504Abstract: A self-propelled vehicle comprises a frame and a platform pivotally mountable to a rear portion of the vehicle frame. The platform is pivotally movable between a first position in which the platform extends generally horizontally from the rear portion of the frame to support a rider during operation of the vehicle, and a second position in which the platform is removably secured in a generally upright position adjacent the rear portion of the frame to enable walk-behind operation of the vehicle.Type: ApplicationFiled: November 25, 2008Publication date: March 19, 2009Inventor: Bruce E. Kallevig
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Patent number: 7497454Abstract: A locking mechanism adapted for locking a bicycle fork has a locking sheath and an adjusting rod. The locking sheath is adapted to be positioned within the bicycle fork. The adjusting rod is adapted to slidably engage the locking sheath. The adjusting rod is adapted to rotate with respect to the locking sheath between a locked configuration and an unlocked configuration. A first interlocking element of the adjusting rod lockingly engages with a second interlocking element of the locking sheath in the locked configuration, and the first and second interlocking elements are disengaged from each other when the adjusting rod is rotated to the unlocked configuration.Type: GrantFiled: February 15, 2006Date of Patent: March 3, 2009Assignee: HL CorporationInventor: Hsueh-Hu Liao
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Patent number: 7484720Abstract: A temperature compensating valve assembly comprising a bimetallic spring, an O-ring, a body and a cap. The cap has at least one nib to provide compression on the bimetallic spring. The bimetallic spring is retained between the cap and the body, and the bimetallic spring forms a seal with the O-ring in the temperature compensating valve assembly's closed position.Type: GrantFiled: February 7, 2005Date of Patent: February 3, 2009Assignee: Stabilus, Inc.Inventors: Daniel Lange, Anthony Haba, Brian Cann, David Sabet, Jason Lynch
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Publication number: 20080277964Abstract: An object of the invention is to make an apparatus compact and simplify a structure. The invention provides a motion control apparatus which is provided with a pressing member pressing a fluid, and a fluid control mechanism (130) controlling a movement of the fluid pressed by the pressing member.Type: ApplicationFiled: January 28, 2005Publication date: November 13, 2008Applicant: Kabushiki Kaisha Somic IshikawaInventors: Hidenori Kanno, Ryota Shimura, Masanori Itagaki, Yoshihiko Nagashima
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Publication number: 20080236967Abstract: A locking apparatus, particularly of a parking brake device for a vehicle with an automatic transmission, which has a piston unit positioned inside a housing and is axially displaced and locked in a pre-defined axial position, and a catch device that automatically activates when the piston unit is locked to hold the piston unit. The catch device has at least one spring arm actively connected with the piston unit when the piston unit is locked, the spring arm abuts the piston unit in locked position with a catch area. The spring arm has a recess in a longitudinal plane of the spring arm. The piston unit penetrates the recess of the spring arm at least approximately in a radial direction with a section that forms the catch area, so that when the piston unit is locked, the catch area within the longitudinal plane of the spring arm.Type: ApplicationFiled: November 14, 2006Publication date: October 2, 2008Applicant: ZF Friedrichshafen AGInventor: Karlheinz Mayr
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Patent number: 7410038Abstract: A locking unit for the locking of the movement of a piston. An electromagnet is provided the armature, respectively the armature bar, of which acts on an operating element. The operating element co-operates with a catching element in such a way that the catching element blocks in a locking position the movement of the piston, respectively the catching element unlocks in an unlocking position the movement of the piston. Catching element and operating element co-operate surface-to-surface.Type: GrantFiled: October 8, 2003Date of Patent: August 12, 2008Assignee: SVM Schultz Verwaltungs-GmbH & Co. KGInventors: Dieter Kleinert, Georg Scherer, Winfried Willburger, Robert Müller
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Patent number: 7344005Abstract: A self locking apparatus is disclosed having a housing, a load initiating element located within the housing, a spring located adjacent to the load initiating element and configured to expand in compression against the housing in response to a compressive load, and a compression member slideably disposed within the housing and configured to compress the spring from a side opposite the load initiating element. The load initiating element, spring and compression member are slideable within the housing in a first axial direction and in a second opposite axial direction in response to an axial load on the load initiating element, and lockable within the housing in the second axial direction in response to an axial load on the compression member in the second axial direction.Type: GrantFiled: November 18, 2003Date of Patent: March 18, 2008Assignee: General Motors CorporationInventor: Paul R. Meernik
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Patent number: 7334667Abstract: Selective actuation device (1) including an actuator (5) operating on an actuation mechanism (2). The mechanism (2) is equipped with at least one shaft (7) connected to a pusher element (8) to actuate a first operating group (12, 13) and with a rotating element (53) that moves between an activation mode, in which said element (53) acts on a second operating group (9, 10), and a rest mode where the activation of the first operating group (12, 13) is disengaged by the second operating group (9, 10).Type: GrantFiled: July 15, 2005Date of Patent: February 26, 2008Assignee: Piaggio & C. S.p.A.Inventor: Maurizio Marcacci
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Patent number: 7325661Abstract: A hydraulic front fork includes a fixed locking mechanism mounted in the upper fork tube, and a first adjustment mechanism mounted in the top end of the upper fork tube adjustable to control the flowing path of the hydraulic fluid through the locking mechanism such that the bicycle is suitable for running on slopes and smooth road surfaces efficiently when the hydraulic fluid is locked out and prohibited from passing through the locking mechanism, and the hydraulic front fork can absorb shocks when the hydraulic fluid is allowed to pass through the locking mechanism.Type: GrantFiled: December 8, 2005Date of Patent: February 5, 2008Assignee: Spinner Industry Co., Ltd.Inventor: Hui-Hsiung Chen
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Publication number: 20080011564Abstract: A damping structure for drawers includes a front portion, a slide portion, a rear portion, at least one spring member and a damping unit. When a user closes a drawer, the push portion of the track presses against the positioning rod, and then the positioning rod is pushed out of the perpendicular slot and is moved backwards due to the restoring force exerted by the two spring members. Now, the fast backward motion of the slide portion may be damped and slowed down due to the damping effect of the damping unit, and hence the drawer may be closed at a reduced speed and in a steady manner.Type: ApplicationFiled: July 11, 2006Publication date: January 17, 2008Inventors: Wan-Lai Chen, Tsung-Po Chang
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Patent number: 7261286Abstract: A lift spring assembly has a compression spring rod with a housing having a longitudinal axis and axially opposite ends, and having a rod member coaxial with the axis and having an inner end in the housing and an outer end axially outwardly of one of the opposite ends. A guide member is provided on the inner end of the rod member for supporting the rod member during movement of the rod member. A first stage spring assembly extends between one of the opposite ends of the housing and the guide member. A second stage spring assembly extends between the other of the opposite ends of the housing and the guide member. A mounting member extending from one of the opposite ends of the housing for mounting the spring rod assembly to a hood assembly. A locking member is pivotally connected to the mounting member and pivots into locking engagement with one of the ends of the housing.Type: GrantFiled: July 31, 2003Date of Patent: August 28, 2007Assignee: Barnes Group Inc.Inventors: Phillip A. McConnell, Jack W. Adoline
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Patent number: 7243765Abstract: Stroke stop device (1) for the suspensions of a vehicle of the type provided with at least one shock absorber (2) equipped with a first (3) and second (4) portion that can slide relatively. The device also comprises a pin element (44) integral with the first portion (3) of the shock absorber (2) and able to slide with respect to a caliper element (45) integral with the second portion (4) of the shock absorber (2). The caliper element (45) can be actuated closed to lock the sliding of the pin element (44) and to stop the stroke of the shock absorber (2).Type: GrantFiled: February 1, 2005Date of Patent: July 17, 2007Assignee: Piaggio & C. S.p.A.Inventor: Maurizio Marcacci
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Patent number: 7240775Abstract: A shock absorber of a built-in damper type is provided with a rod guide portion one end of which is fixed to an end of a cylinder for a damper, the rod guide portion slidably supporting a rod, and an oil lock piece disposed in the other end of the rod guide portion, the oil lock piece and an oil lock case defining an oil lock chamber filled with an operating oil at the maximum compression state of the shock absorber, wherein the rod guide portion is provided with an oil seal in a side of the rod to prevent outflow of the operating oil from the inside of the cylinder, and a seal ring in a side of the rod to control leakage of the operating oil from the oil lock chamber based upon the pressure of the operating oil in the oil lock chamber.Type: GrantFiled: January 26, 2005Date of Patent: July 10, 2007Assignee: Kayaba Industry Co., Ltd.Inventor: Takayuki Nagai
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Patent number: 7201259Abstract: An adjustable-length compression spring comprises a casing filled with pressure fluid. A piston rod is sealingly extended through a guide and seal unit which closes the casing, a piston, which is sealingly guided therein, being joined to the piston rod. The piston divides the casing into two sectional casing chambers, which are filled with pressure fluid. For connection to each other of the sectional casing chambers, provision is made for a valve operated by a valve pin. The casing includes a locking mechanism which comprises a first and a second locking element, the first of which being in pushing connection with a first operating element and the second with the valve pin.Type: GrantFiled: November 17, 2004Date of Patent: April 10, 2007Assignee: Suspa Holding GmbHInventor: Holger Knaust
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Patent number: 7156214Abstract: Vibration damper includes a cylinder filled with a damping medium in which a piston rod with a piston is guided in an axially movable manner, wherein the piston divides the cylinder into a work space on the piston rod side and a work space remote of the piston rod. A bypass connects at least one of the two work spaces with a first work chamber in a housing in which an axially movable separating piston separates the first work chamber from a second work chamber, the bypass being controlled by a switchable valve.Type: GrantFiled: April 8, 2004Date of Patent: January 2, 2007Assignee: ZF Sacha AGInventors: Robert Pradel, Helmut Baalmann
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Patent number: 7097014Abstract: A shock absorber, the shock-absorbing function of which can be turned on/off during movement and includes a basement, a clutch assembly, a control assembly and a shock-absorbing spring, the shock-absorbing spring provides damper elastic force for the respective components of the shock absorber. The shock-absorbing function can be turned off when riding up a slope, so as to prevent the drag force being increased by the up and down motion of the shock absorber. The shock-absorbing function can be turned on when riding on a horizontal road, and it can be turned off again when riding down a slope, so as to prevent the increase of the front tilt angle of the bike and leading to turnover.Type: GrantFiled: June 4, 2004Date of Patent: August 29, 2006Inventor: Tan-Cheng Huang
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Patent number: 7083180Abstract: Adjustable height bicycle seat mounting assemblies, bikes using such assemblies, and methods of use are provided. One such adjustable height bicycle seat mounting assembly includes first and second tubes in telescoping arrangement. The first tube is adapted to be coupled to a bicycle frame and the second tube is adapted to be coupled to a bicycle seat. A bulkhead is disposed in one of the first and second tubes. The bulkhead has an orifice therethrough, with a rod extending through the orifice and coupled to a movement device disposed near an end of the second tube. The first and second tubes are axially adjustable relative to one another by regulating a flow of a fluid disposed in the first and second tubes.Type: GrantFiled: September 29, 2004Date of Patent: August 1, 2006Assignee: Maverick American LLCInventor: Paul H. Turner
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Patent number: 7059592Abstract: Disclosed is a gas cylinder capable of operating in a stable manner, including: a release arm connected to one end of a predetermined cable, for being rotated by pulling operation of the cable; a taper holder for receiving the release arm in its inside, and for supporting the position of the release arm upon movement of the release arm; and a busing inserted into the contact surface between the spindle and the base tube of the gas cylinder, for reducing frictional force upon up and down movement of the spindle.Type: GrantFiled: June 5, 2003Date of Patent: June 13, 2006Assignee: Sam Hong SA Co., Ltd.Inventors: Song Huh, Gi Jong Kim
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Patent number: 7051852Abstract: Starting devices are provided that are adapted to help hold the front end of a motorcycle down, especially in a “hole shot” or starting applications. The devices allow a rider to compress the suspension fork of the motorcycle down by about 3 to about 4 inches and temporarily lock the fork in a given position. Certain variations provide for selection one of a number of positions. Lock-down and automatic release are accomplished by pushing in a spring loaded lock button while the fork struts are compressed. A pin member interfaces with a stop member located on the fork to prevent decompression of the fork. Upon further compression of the fork (e.g., due to braking) the pin is released and the spring member draws the pin out of the way to allow clearance for free fork travel.Type: GrantFiled: July 26, 2003Date of Patent: May 30, 2006Inventor: Kevin Maret
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Patent number: 7051851Abstract: A method and apparatus for controlling frame rise on a heavy duty truck having a frame, a drive axle connected to the frame, and a selectively lockable suspension component disposed therebetween for maintaining the relative position therebetween. Signals indicative of at least one of the following vehicle operating parameters: engine speed, brake pressure, vehicle speed, air bag pressure, steering wheel angle, vehicle height, or throttle position are monitored and a predicted thrust is calculated that will be applied to the drive axle based on the monitored signals. The selectively lockable suspension component is locked if the predicted thrust exceeds a predetermined threshold and is also controlled with respect to other operating parameters such as whether vehicle brakes are applied, any instantaneous change in torque, vehicle operating speed, and the length of time the selectively lockable suspension component has been locked.Type: GrantFiled: November 4, 2002Date of Patent: May 30, 2006Assignee: Volvo Trucks North America Inc.Inventors: Bjorn O. Svartz, Darris White
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Patent number: 6971492Abstract: A shock adapter for converting a one-way shock absorber into a two-way shock absorber comprising a housing having a first slideable member located on one end and a second slideable member located on the opposite end with the housing having a chamber therein for receiving and supporting a one-way shock absorber in a condition that allows movement of the housing of the one-way shock absorber in one direction when subject to a first force and the movement of the slideable member of the one-way shock absorber when subject to a second force in a direction opposite to the first force.Type: GrantFiled: October 23, 2003Date of Patent: December 6, 2005Inventor: Joseph M. Steckling
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Patent number: 6959921Abstract: A temperature responsive valve assembly for a gas spring includes a valve body, a seal, a bi-metal valve and a locking member. The valve body includes a flexible radial member defined along the outer periphery of the valve body. Each radial member includes a radially inward extending tab which engages the outer diameter of the locking member. The construction allows the temperature responsive valve assembly to be essentially “snapped” together. The locking member further includes axial spring feet which provide axial pressure upon the bi-metal valve to maintain engagement with the valve seat.Type: GrantFiled: January 13, 2003Date of Patent: November 1, 2005Assignee: ArvinMeritor Technology, LLCInventor: Mark M. Rose
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Patent number: 6942073Abstract: An activation device for a damper includes a stopping tube adapted to be securely received in the piston rod and having grooves defined in a peripheral edge of the stopping tube and first teeth formed on the peripheral edge of the stopping tube, a driving tube adapted to be movably received in the piston rod and in the stopping tube and having second teeth formed on a peripheral edge of the driving tube and a rotating tube adapted to be movably received in the piston rod and having third teeth engaged with the second teeth so that the movement of the driving tube is able to drive the rotating tube to rotate an angle to selectively allow a corresponding one of the third teeth to be received in the grooves such that communication between the axial passage and the space is selectively plugged.Type: GrantFiled: February 23, 2004Date of Patent: September 13, 2005Inventor: Chin-Sung Tsai
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Patent number: 6932200Abstract: A shock absorber mounting system for a drawer slide system comprising a fixed drawer slide member fixedly attached to a furniture frame, a moveable drawer slide fixedly attached to a drawer and slideably attached to the fixed slide member for guiding the drawer in and out of a furniture frame, a shock absorber comprising a cylinder and a piston wherein the piston is operable to slide in and out of the cylinder and wherein air is controllably allowed to enter or escape the cylinder in response to movement of the piston, a retainer clip comprising a central aperture for receiving and retaining the shock absorber and a base portion comprising means for engaging a mounting bracket, and a mounting bracket comprising means for retaining the retainer clip and shock absorber and wherein the mounting bracket is fixedly attached to the fixed drawer slide.Type: GrantFiled: May 13, 2004Date of Patent: August 23, 2005Assignee: Grass America Inc.Inventors: Todd Booker, Georg Domenig