Resilient Vertical Standard Patents (Class 248/622)
  • Patent number: 10745931
    Abstract: A self-rightening post system is configured to secure a post in a casing in a desired or vertical orientation and to self-righten the post upon the removal of a deflecting force, such as from a car or lawnmower. A self-rightening post system utilizes a plurality of adjustable retainer assemblies that are configured around the post and coupled to a collar. Each of the adjustable retainer assemblies has an adjustment extension with a threaded portion in the collar to change the compression of a spring extending therefrom toward the post. A post flange may be coupled to the post end of the spring to provide a planar surface for exerting a retaining force on the post. The collar is configured over a casing and configured to rotated with respect to the casing. Retainer extensions extend from the collar down along the casing to secure the collar in position.
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: August 18, 2020
    Assignee: PREMISES INNOVATIONS LLC
    Inventors: Garth N. Gathers, Timothy J. O'Brien
  • Patent number: 8763981
    Abstract: An object support column with a vertical tube, a base part arranged at a first end of the vertical tube, a guide bush fastened to a second end of the vertical tube, a telescope tube arranged coaxially in the vertical tube and movable along a center longitudinal axis in the guide bush. A guide tube arranged in a pressure tube. A piston is guided in the guide tube. A piston rod is fastened to the piston, and extends through a second work chamber guided outward by a sealing and guiding device at a first end of the pressure tube and is arranged with its other end at the base part of the vertical tube. A flow connection between the first work chamber and the second work chamber can be shut off by a valve which can be actuated by an actuating device. The pressure tube is arranged to be movable along the center longitudinal axis relative to the telescope tube.
    Type: Grant
    Filed: November 9, 2010
    Date of Patent: July 1, 2014
    Assignee: Stabilus GmbH
    Inventors: Vladimir Friesen, Stefan Probst
  • Publication number: 20130306831
    Abstract: An upright active-sitting seat provides a connection of a seating leg to a base through an articulating joint that allows the user to move a seat front to back and side to side, allowing a more active sitting that encourages blood circulation. The chair includes a seat supported by a post that is connected to a mount via a ball joint rod by a transverse rod that is routed through the ball joint rod end. By way of a coil spring that engages with the mount and the post, the post is spring biased to a home position relative to the mount. When using the chair, a person may move the seat from the home position to a comfortable seating position. When the person stands from the chair after using it, the chair returns to its spring biased home position.
    Type: Application
    Filed: May 9, 2013
    Publication date: November 21, 2013
    Applicant: FOCALUPRIGHTFURNITURE, LLC
    Inventors: Martin Keen, Ryan M. Coyle, Diau P. Hall, Justin W. Sirotin
  • Publication number: 20130134288
    Abstract: A spring post box holder features an elastic assembly (EA), a lower unit assembly (LUA) and an upper unit assembly (UUA). The EA expands and contracts in response to a force. The LUA mounts to the ground and has a square tube with four walls and a wall to couple to the EA. The UUA mounts to a mailbox post on one end and has a post pocket retainer (PPR) with a front, back and opposing side walls. The UUA mounts to the LUA via the elastic assembly member, and flexes vis-a-vis the LUA in response to the force. The front, back and opposing side walls sit within the four walls of the square tube allowing a flexing of the UUA vis-a-vis the LUA in side-to-side directions and a front-to-back direction and a returning and seating of the UUA back to an original return position vis-à-vis to the LUA in response to the force, and preventing flexing of the UUA vis-a-vis to the LUA in a back-to-front direction.
    Type: Application
    Filed: November 29, 2011
    Publication date: May 30, 2013
    Inventor: Michael WEBBER
  • Publication number: 20130112841
    Abstract: A support apparatus is provided, including an insertion unit and a support unit. The shape of insertion unit is smaller at bottom and increasingly bigger towards the top. The insertion unit includes a side wall to be pushed to move and a resilient element for providing a force to restore the position of side wall when side wall is pushed to move. The support unit includes a first end and a second end. The shape of support unit includes a support arm extending upwards. The first end is coupled to the top position of insertion unit. The second end is for connecting an element to be fixed to the support apparatus. The position of second end is adjustable. The insertion unit can be inserted into a gap between a seat and a central armrest. The support unit can support a portable electronic device for use in vehicle.
    Type: Application
    Filed: November 9, 2011
    Publication date: May 9, 2013
    Inventor: Eagle Fan
  • Patent number: 8152126
    Abstract: The invention relates to a constant bearer for moving loads, especially pipelines and similar, comprising a fastening part, a load-bearing part, and a spring system located between the fastening part and the load-bearing part for generating a constant bearing force, where the spring system displays a main spring assembly absorbing the load and a compensating device to compensate for changing spring forces of the main spring assembly.
    Type: Grant
    Filed: January 19, 2011
    Date of Patent: April 10, 2012
    Assignee: Lisega Aktiengesellschaft
    Inventor: Hans-Herlof Hardtke
  • Patent number: 7971846
    Abstract: The invention relates to a constant bearer for moving loads, especially pipelines and similar, comprising a fastening part, a load-bearing part, and a spring system located between the fastening part and the load-bearing part for generating a constant bearing force, where the spring system displays a main spring assembly absorbing the load and a compensating device to compensate for changing spring forces of the main spring assembly.
    Type: Grant
    Filed: September 21, 2006
    Date of Patent: July 5, 2011
    Assignee: Lisega Aktiensellschaft
    Inventor: Hans-Herlof Hardtke
  • Patent number: 7934296
    Abstract: A binding band comprises a band part, a pendant hook part provided at one end of the band part, and an enclosed-wall part provided at the other end of the band part and having a passage through which the band part is vertically passed. The enclosed-wall part has a slit through which the band part is inserted into the passage from the side.
    Type: Grant
    Filed: May 23, 2005
    Date of Patent: May 3, 2011
    Assignee: Nichido Kogyo Kabushiki Kaisha
    Inventor: Isao Okamoto
  • Patent number: 7905464
    Abstract: The invention relates to a longitudinally adjustable intermediate piece with a first and second longitudinal element. A spindle nut is placed inside the second longitudinal element and rests via one of its two faces on a friction surface of the second longitudinal element while covering a large area or can be brought into contact therewith. However, a friction-reducing axial bearing is provided between the other face of the spindle nut and the second longitudinal element so that the spindle nut can be set in rotation over the thread when applying an axial tractive force to the longitudinal elements and the longitudinal elements can be continuously pulled out of one another. However, the rotation of the spindle nut is blocked when applying an axial compressive force to the longitudinal elements by means of the frictional resistance between the spindle nut and the friction surface thereby preventing the longitudinal elements from being pushed together.
    Type: Grant
    Filed: January 12, 2006
    Date of Patent: March 15, 2011
    Inventor: Flaviano Fabbri
  • Patent number: 7690618
    Abstract: The present invention relates to a position adjustment mechanism, comprising two cylindrical portions, a first one of the portions being slidably disposed inside a second one of the portions. One of the portions has at least three detents and the other portion has at least three members for engaging in respective the detents to hold the portions in a first position, the members being removable from the detents to allow the portions to move into a second position; wherein the detents and members are equi-spaced around the first and second portions.
    Type: Grant
    Filed: March 15, 2004
    Date of Patent: April 6, 2010
    Inventor: Roger Geoffrey Halstead
  • Patent number: 7484799
    Abstract: A seat assembly for an occupant of a vehicle possibly subjected to upsetting forces generally consisting of a base member mountable on a body portion of the vehicle, an occupant seat means for restraining an occupant positioned on the seat, means operatively interconnecting the base member and the seat for guiding the seat along a line of travel when the seat is displaced relative to the base member, means operatively interconnecting the base member and the seat for dampening a force imposed on the seat in first direction along the line of travel and means operatively interconnecting the base member and the seat for dampening a force imposed on the seat in a second direction along the line of travel.
    Type: Grant
    Filed: August 11, 2005
    Date of Patent: February 3, 2009
    Assignee: GPV, L.L.C.
    Inventor: William A. Meyer
  • Patent number: 7478790
    Abstract: A support apparatus comprises: a first support member connected to the compressor; a second support member disposed at a predetermined interval from the first support member and fixed to a base; a spring disposed between the first support member and the second support member, of which both ends are contacted with the first support member and the second support member to be supported thereby; and at least one connection member connecting the first support member and the second support member so that the spring is not separated from between the first support member and the second support member. Accordingly, the spring is prevented from being moved or buckled by vibration of the compressor, or both ends of the spring are prevented from being detached from the support members, so that support performance and vibration preventing effect for the compressor can be improved.
    Type: Grant
    Filed: November 9, 2004
    Date of Patent: January 20, 2009
    Assignee: LG Electronics Inc.
    Inventor: Young-Hoon Yun
  • Patent number: 7316381
    Abstract: In a bearing support (10) for a laser resonator, adjacent support sections (11a, 11b) are directly and undetachably connected to each other by an articulated deflectable joint (12). An additional vertical safety on the bearing support is no longer necessary since the two support sections (11a, 11b) are already held together in a vertically secure manner by the articulated joint (12).
    Type: Grant
    Filed: April 15, 2005
    Date of Patent: January 8, 2008
    Assignee: Trumpf Lasertechnik GmbH
    Inventors: Michael Häcker, Wolfgang Andreasch
  • Patent number: 7281692
    Abstract: A steam stripper (14) is provided with a support comprising a pole (16) comprised of connected sections (17, 18) and (19). The upper sections 17 and (18) are connected by a resilient spring apparatus (23), and the support is connected to a handle (20) of the stripper by a T-shaped rest (22), having a strap (21) for securing the handle to the rest. In one embodiment the support comprises an attachment (42) for a paint roller extension pole (51).
    Type: Grant
    Filed: January 19, 2004
    Date of Patent: October 16, 2007
    Inventor: James Thomas Anthony Worthington
  • Patent number: 7144029
    Abstract: The present invention discloses unique apparatus for attaching a bicycle seat to a typical bicycle seat support post. The seat attaching apparatus permits the seat to controllably tilt, to the left and/or right of the bicycle longitudinal center line, as the bicyclist leans left or right as he/she pedals along. Thus, friction that normally occurs between the bicycle seat and the rider's inner thigh and crotch area significantly reduced or eliminated.
    Type: Grant
    Filed: May 23, 2005
    Date of Patent: December 5, 2006
    Inventor: Steven R. Heady
  • Patent number: 7032811
    Abstract: A mailbox assembly having a rotatable mailbox attached to a flexible support for securing said assembly within the ground. The support includes a rod having a top end and a bottom end. The support also includes a bottom support plate positioned on the ground surface for stabilizing the mailbox. A mounted stake is attached to the bottom support plate for securing the support underneath the ground surface. A spring is attached between the bottom end of the rod and the bottom support plate, for allowing the support to bend from the spring in any direction upon impact. The mailbox, having an interior cavity, is rotatably secured to the support by a cylinder shaped support plate attached to a circular collar. The rod of the support is sized to fit though the circular collar of the cylinder shaped support plate and is fastened to the inside cavity of the mailbox by a ball. The ball is threaded to accept the rod and hold the cylinder shaped support plate in place against the bottom of the mailbox.
    Type: Grant
    Filed: January 14, 2005
    Date of Patent: April 25, 2006
    Inventors: Kenneth Paulic, Dimitry Atrkhimovich
  • Patent number: 7008015
    Abstract: A seat suspension assembly including a base including a first pair of spaced legs adapted to be securable to a support structure. The first pair of legs is connected to a back member. A seat frame is adapted to support a seating surface and disposed between the first pair of spaced legs of the base. The seat frame is movably connected to the base. The seat frame includes a first guide engageable with one of the pair of legs. The first guide permits controlled movement of the seat frame relative to the base. A suspension extends between the seat frame and the base for regulating the motion of the seat frame relative to the base.
    Type: Grant
    Filed: December 16, 2003
    Date of Patent: March 7, 2006
    Inventor: Eric Bischoff
  • Publication number: 20040041063
    Abstract: A furniture pillar includes an upright tube and a guide bushing which is inserted into one end of the upright tube and has an inner circumferential surface which is a guide for a supporting tube of the furniture pillar. The guide bushing has a radially inner guide tube, the tube passage of which forms a guide. An annular insertion region extends radially outwards on an end region of the guide tube and is inserted with its outer circumferential surface into the upright tube. A plurality of circumferentially spaced ribs of the guide bushing adjoin the annular insertion region axially, and extend radially outwards from the guide tube to outer end surfaces which bear against the inner wall of the upright tube, forming open chambers between them towards the side facing away from the annular insertion region. The upright tube has a color coating which completely covers its outer circumferential surface. Continuous openings pass from the chambers through the guide tube to the interior of the guide tube.
    Type: Application
    Filed: June 17, 2003
    Publication date: March 4, 2004
    Applicant: Stabilus GmbH
    Inventors: Stephan Enders, Holger Maus
  • Patent number: 6533297
    Abstract: An improved shopping cart with a floating basket: The basket is moveable in response to downward and/or lateral forces applied against the basket. The ability of the basket to move in response to such forces reduces the tendency for the shopping cart to tip over. In one embodiment, at least a portion of the shopping cart basket moves downward as the basket is loaded. In another embodiment, the shopping cart basket pivots upon application of a lateral force to the basket. A further embodiment combines both the vertical movement and pivoting movement of the basket.
    Type: Grant
    Filed: May 10, 2002
    Date of Patent: March 18, 2003
    Inventor: Richard Lee Saccani
  • Patent number: 6530563
    Abstract: A shock and vibration isolator system that includes a frame in which a shock and vibration sensitive mass is suspended by double acting shock absorbers with vibration isolation capabilities. Wire rope isolators are also mounted between walls of the mass and adjacent walls of the frame so that shock and vibrations moving along the vertical, horizontal and longitudinal axes of the system are effectively attenuated.
    Type: Grant
    Filed: July 10, 2001
    Date of Patent: March 11, 2003
    Assignee: Enidine, Incorporated
    Inventors: Thomas Joseph Miller, Daniel Charles Radice
  • Patent number: 6371421
    Abstract: The present invention relates to a height-controlling device of a swivel chair. An objective of this invention is to prevent the detachment of components which are fitted to the end of a piston rod of a cylinder, resulting in the improvement of work conditions. The height-controlling device of the present invention is comprised of an elastic body 620, bearing supports 42 and 44, and a ball bearing 50 which are fitted to the end of a piston rod 610 of a cylinder 12; and a retaining washer 1 which is fixed to the piston rod and prevents the detachment of the elastic body, the bearing supports and the ball bearing component from the piston rod. Alternatively, the height-controlling device of the present invention is comprised of an elastic body 620 and a bearing support 42 which are fitted to the end of a piston rod 610 of a cylinder 12; and a thrust bearing 500 which is fixed to the piston rod and functions as both the bearing support 44 and the ball bearing component 50.
    Type: Grant
    Filed: August 5, 1998
    Date of Patent: April 16, 2002
    Assignee: Samhongsa Co., Ltd.
    Inventors: Dong Kwan Ma, Young Ki Yoon
  • Patent number: 6371498
    Abstract: The present invention is for a device for mounting of wheels so that they may move in a preferably vertical direction at right angle to the wheel shaft. The invention is also standing board for prams having such wheel mounting. At its from end the standing board has a mounting means by which the standing board is pivotably mounted to the rear axle of a pram the main direction of movement of which is shown by arrow. The turning shaft of the wheel is mounted in a movable sleeve the movements of which are controlled both by a brushing which surrounds the sleeve and by a tube which is partially inserted into a groove in the sleeve. A spring is placed into the groove in the sleeve so that the spring contacts both the bottom of the groove and the end of the tube which penetrates the groove.
    Type: Grant
    Filed: January 30, 2001
    Date of Patent: April 16, 2002
    Inventor: Joran Lundh
  • Patent number: 6315251
    Abstract: A portable sign stand comprising a base, at least one leg attached to the base at at least one attachment point, and a sign supporting member pivotally mounted to the base at a pivot point. The pivot point is disposed at a lower position on the base than all of the attachment points.
    Type: Grant
    Filed: February 3, 2000
    Date of Patent: November 13, 2001
    Assignee: Custom Stamping & Mfg. Co.
    Inventors: David A. Stoudt, Dennis L. Marcotte
  • Patent number: 6273392
    Abstract: Bicycle-supporting device for the presentation of bicycles, having a fork-shaped adapter composed of fiber-reinforced plastic. The adapter is on a telescoping support. Details of the connection of the adapter to the support are disclosed.
    Type: Grant
    Filed: December 14, 1999
    Date of Patent: August 14, 2001
    Assignee: Julius Birkhold GmbH
    Inventor: Julius Birkhold
  • Patent number: 6237889
    Abstract: A seat assembly for accommodating vibrations imparted thereto including a seat having a bottom surface, a frame including a base secured to a fixed surface and a support member extending upwardly therefrom. A substantially rigid pivot member is provided which includes a forward portion and a rearward portion. The pivot member being pivotally secured to the frame at a pivot point disposed on the pivot member between the forward portion and the rearward portion, and the forward portion being pivotally secured to the seat, the pivot member permitting the seat to move relative to the fixed surface. A biasing device is included which extends between the frame and the rearward portion of the pivot member to accommodate the movement between the seat and the frame.
    Type: Grant
    Filed: July 16, 1998
    Date of Patent: May 29, 2001
    Inventor: Eric Bischoff
  • Patent number: 6079690
    Abstract: A screw spindle of a swivel chair according to the present invention comprises a spindle which is placed in an outer case; an elastic body which is placed in the spindle; a bearing support which is placed in the spindle; a ball bearing component which is placed in the spindle; a screw nut and a clutch, each having a corresponding furrow and ridge with curved surfaces, which are placed in the spindle; a screw shaft which is placed in the spindle; a fixer and a clip which hold the screw shaft in place; and a stopper which is formed at the screw shaft and limits the height of the seat; a spindle bushing located between the screw shaft and the elastic body. The screw shaft further includes an idling protection component and a fixing end, and the fixer includes an idling protection hole corresponding to the idling protection component.The screw spindle of the present invention has the following advantages.
    Type: Grant
    Filed: May 27, 1998
    Date of Patent: June 27, 2000
    Assignee: Samhongsa Co., Ltd.
    Inventor: Young Ki Yoon
  • Patent number: 6070850
    Abstract: The present invention is a high-precision positioning post having alternag parallel cuts transversing the center-line of the shaft body and which are perpendicular to the major axis of the shaft. The shaft further comprises a bearing rod internal to the shaft which is acted on by a screw. As the screw is turned, the bearing rod forces the end of the shaft to axially translate an object without rotation. This allows an object integral to the shaft or mounted on the shaft to be translated and located along the major axis of the shaft without rotation of the object. In an alternate embodiment the present invention may be used to isolate vibration by inclusion of dampers in the hollow shaft. A third embodiment uses the basic design as a vibration isolation mechanism for buildings.
    Type: Grant
    Filed: July 24, 1998
    Date of Patent: June 6, 2000
    Assignee: The United States of America as represented by the Secretary of Commerce
    Inventor: John Henry Lehman
  • Patent number: 5564671
    Abstract: A cushion assembly for a bicycle seat includes a tubular member securely mounted to a bicycle seat tube, a seat post partially received in the tubular member and having an upper end to which a bicycle seat is attached, a spring received in the tubular member and having an upper end on which the seat post rests and a lower end abutting against a bottom of the tubular member, a bolt extending from an outside of the bottom of the tubular member through the receptacle to engage with the seat post to move therewith, thereby allowing vertical movements of the seat post in the tubular member. First and second clamp plates are mounted between the tubular member and the seat post and each have a contour complimentary to that of an outer periphery of the seat post, thereby preventing relative rotational movements between the seat post and the tubular member. The tubular member has a plurality of holes defined in a periphery thereof, providing an access to the second clamp plate.
    Type: Grant
    Filed: December 26, 1995
    Date of Patent: October 15, 1996
    Assignee: Kalloy Industrial Co., Ltd.
    Inventor: Tien-Chu Cheng
  • Patent number: 5531413
    Abstract: An adjustable-length column for chairs or the like has an upright tube and a pneumatic or hydropneumatic length-adjusting element arranged in the latter, the housing of the element being radially supported in the upright tube and displaceably guided in the direction of a common axis. A profile guarding against twisting is tightly arranged on the housing in particular by shrinking and has at least one radially projecting web which extends parallel to the axis and engages with a groove-like recess of a guide which is non-rotatably connected with the upright tube.
    Type: Grant
    Filed: April 12, 1994
    Date of Patent: July 2, 1996
    Assignee: Suspa Compart Aktiengesellschaft
    Inventors: Herbert Wolf, Harald Harrer
  • Patent number: 5383705
    Abstract: An improved shock absorbing bicycle seat is provided for a pedal/motor power driven vehicle, such as typically but not limited to, a bicycle frame having a seat tube and wheels which consists of a seat assembly. A mechanism is located between the seat assembly and the seat tube on the bicycle frame, for absorbing impulsive forces generated by the wheels making contact with an irregular road surface. The impulsive forces will be assimilated by the absorbing mechanism before reaching the seat assembly to give a rider a smoother and softer ride.
    Type: Grant
    Filed: April 13, 1992
    Date of Patent: January 24, 1995
    Inventor: Bernard Voigt
  • Patent number: 5380026
    Abstract: There is disclosed a shock absorber which is contained within the head tube of a bicycle. The shock absorber has an outer cylinder that is rotationally received within the head tube and secured at its upper end to a handlebar support member, such as a gooseneck. An inner cylinder is slidably received within the outer cylinder and secured at its lower end to the fork that supports the front wheel. Each of the cylinders has longitudinal grooves, the inner cylinder having longitudinal grooves on its outer surface which align with longitudinal grooves on the inside wall of the outer cylinder. A plurality of bearing balls are received in the tracks which are formed by the longitudinal grooves of the cylinders and a thin-wall bearing retainer is concentrically received between the inner and outer cylinders having a plurality of apertures at predetermined spacing which are aligned along the bearing tracks, each of the apertures capturing one of the bearing balls.
    Type: Grant
    Filed: August 5, 1993
    Date of Patent: January 10, 1995
    Inventor: Russell Robinson
  • Patent number: 5368358
    Abstract: A bicycle seat support comprising a bicycle seat providing a seat surface to support a rider during use. The bicycle seat is coupled at a bottom side to a telescoping shaft for insertion within a larger, hollow shaft forming a part of a bicycle frame. A nonlinear spring member composed of a composite material and including two ends and an intermediate section provides resilient support to the bicycle seat. Attachment clamps are coupled at each of the ends of the nonlinear spring member for enabling attachment of the nonlinear spring member between the bicycle seat and the larger, hollow shaft.
    Type: Grant
    Filed: May 21, 1993
    Date of Patent: November 29, 1994
    Inventor: Roland J. Christensen
  • Patent number: 5301974
    Abstract: The invention comprises a system for a bicycle or similar vehicle to allow shock isolation at the location of the seat or handle bar mounting or other locations. The suspension system includes a hydraulically actuated system as well as a variable rate progressive dampening assembly. The hydraulic fluid is also utilized to lubricate the moving portions of the system to promote proper function and extend the useful life thereof. The system also has a variable spring preload to accommodate different sized riders. The system is cost effective and yet extremely durable and may be retrofit for use with existing bicycles.
    Type: Grant
    Filed: September 3, 1991
    Date of Patent: April 12, 1994
    Assignee: Knapp Engineering
    Inventor: Thomas D. Knapp
  • Patent number: 5284312
    Abstract: A pillar intended to form part of a furniture support, particularly of a seat, and composed of a sliding tube whose frustoconical top end is intended to be engaged with a force fit, by its top part, in a matching frustoconical cavity in the top part of the piece of furniture, and which slides in a support tube fastened to a foot of the piece of furniture. The sliding tube holds captive, with radial clearance, the body of a gas spring whose piston rod is fixed to the bottom of the support tube. A metal reinforcement sleeve is engaged with a force fit inside the frustoconical end part. Its bottom edge serves as a support surface for the top edge of the gas spring body. It is advantageously composed of a split bush carrying a tongue which secures against rotation a pushrod interposed between the locking control finger and an actuating lever.
    Type: Grant
    Filed: June 24, 1992
    Date of Patent: February 8, 1994
    Assignee: Airax, S.A.
    Inventor: Dominique Dony
  • Patent number: 5263674
    Abstract: A valve device for permitting a fluid to flow in two opposite directions at different rates includes an orifice body confining a flow passage. The orifice body has one end defining a valve seat. A valve member is swingingly mounted to the housing to move toward and away from the valve seat. The valve member has a hole with a cross-section smaller than that of the flow passage whereby the flow of the fluid is large when the valve member moves away from the valve seat and is small when the valve member moves toward and seats against the valve seat.
    Type: Grant
    Filed: August 27, 1992
    Date of Patent: November 23, 1993
    Assignee: Lee Wang Industry Ltd.
    Inventor: Yi-Fa Huang
  • Patent number: 5133529
    Abstract: This invention relates to a seat damper which is adaptable for a seat supporting mechanism for a motor boat and the like. The damper has a supporting column structure and a lower bracket, the supporting column structure is comprised of an outer tube, a damper cylinder arranged within the outer tube, a hollow piston rod movably inserted into the damper cylinder through a piston, an attenuation force generating mechanism arranged within the damper cylinder and a height adjusting mechanism, and the supporting column structure is removably inserted into the lower bracket and fastened by a fastening member. The supporting column structure can be made into a cartridge form and the lower bracket can be standardized.
    Type: Grant
    Filed: August 21, 1990
    Date of Patent: July 28, 1992
    Assignee: Kayaba Kogyo Kabushiki Kaisha
    Inventors: Mitsuhiro Kashima, Nobumichi Hanawa
  • Patent number: 5131615
    Abstract: A chair column comprises a stand tube. A support bush is inserted into the upper end portion of the stand tube. A gas spring cylinder extends axially through the receiver bush. The piston rod is directed downward and is connected with a bottom of the stand tube. The gas spring cylinder is guided through two axially spaced bearing bushes. The bearing bushes are radially supported by the receiver bush through a radially prestressed transmission ring or a plurality of circumferentially distributed buffers. The radial prestress is transmitted to the contact face between the bearing bushes and the gas spring cylinder.
    Type: Grant
    Filed: January 23, 1991
    Date of Patent: July 21, 1992
    Assignee: Stabilus GmbH
    Inventors: Hans-Josef Hosan, Axel Knopp
  • Patent number: 5044648
    Abstract: The invention comprises a suspension system for a bicycle or similar vehicle to allow shock isolation at the location of the seat or handle bar mounting or other locations. The suspension system as well as a variable rate progressive dampening assembly. The hydraulic fluid is also utilized to lubricate the moving portions of the system to promote proper function and extend the useful life thereof. The system also has a variable spring preload to accommodate different sized riders. The system is cost effective and yet extremely durable and may be retrofit for use with existing bicycles.
    Type: Grant
    Filed: April 18, 1989
    Date of Patent: September 3, 1991
    Inventor: Thomas D. Knapp
  • Patent number: 4842238
    Abstract: A damper assembly, for supporting a seat of a vehicle such as a small-sized motor boat, comprises a lower bracket adapted to be attached to a floor of the vehicle, an upper bracket adapted to be attached to the seat, and a damper mounted between the upper and lower brackets. The damper includes an outer tube extending upwardly from the lower bracket, an inner tube extending downwardly from the upper bracket and telescopically inserted in the outer tube, and a guide tube secured to the lower bracket and telescopically inserted in the inner tube. The inner and guide tubes are connected together so as to allow the inner tube to slide longitudinally on the guide tube but so as to prevent the inner tube from rotation or turning about the guide tube.
    Type: Grant
    Filed: June 9, 1988
    Date of Patent: June 27, 1989
    Assignee: Kayaba Kogyo K.K.
    Inventor: Yoshiro Toiyama
  • Patent number: 4771989
    Abstract: Two support assemblies for respectively supporting the tapered end and the cylindrical end of an elongated tubular elastomeric spring between two opposed spring seats are disclosed. The support assembly for the tapered end is made up of an elongated retaining member which is positionable generally transverse to and entirely inside the tapered end. This retaining member includes two inclined portions which bear down upon the inside of the tapered end when pulled in an outward direction by a bolt threadably secured to a conventional spring seat. The support assembly for the cylindrical end is made up of a second retaining member which is positionable generally transverse to and entirely inside the cylindrical end. The second retaining member includes a plurality of expandable flange portions which engage the inside of the cylindrical portion as the retaining member is pulled in an outward direction by a bolt threadably secured to the second spring seat.
    Type: Grant
    Filed: December 1, 1986
    Date of Patent: September 20, 1988
    Assignee: The Paton Corporation
    Inventor: Frank F. Smith
  • Patent number: 4731966
    Abstract: A vibration energy absorber device includes a first fixing member fixed to a building bottom wall, a second fixing member fixed to a building foundation, a lead elastoplastic member having elasticity, both ends of the elastoplastic member being firmly coupled to the corresponding fixing members, and reinforcing members embedded in the elastoplastic member. The reinforcing members include a plurality of first members of a metal (e.g., iron) having a higher tensile strength than that of the elastoplastic member. The first members are wire rods extending from one end to the other end of the elastoplatic member, and are disposed in the elastoplastic member at equal angular intervals.
    Type: Grant
    Filed: June 10, 1986
    Date of Patent: March 22, 1988
    Assignees: Takafumi Fujita, Kabushiki Kaisha Toshiba, Oiles Industry Co., Ltd.
    Inventors: Takafumi Fujita, Satoshi Fujita, Shigeru Fujimoto, Noboru Narikawa, Chiaki Tsuruya
  • Patent number: 4648734
    Abstract: A corner connector assembly for a tent characterized as a two-part casting arranged for a floating relationship, the latter serving advantages in assembling struts or eave bars having crimped areas proximate the ends thereof which cooperate with projections on the inner surfaces of hollow arms forming part of the assembly. The arrangement also includes a vertical adjustment feature for the leg supporting the connector, such involving upper and lower members, the upper member being rotatable within the lower member by means of a bolt riding along a spring, to accommodate for variations in the terrain or other supporting surface.
    Type: Grant
    Filed: October 5, 1984
    Date of Patent: March 10, 1987
    Assignee: Anchor Industries, Inc.
    Inventors: John J. Daus, Jr., Henry E. James
  • Patent number: 4486117
    Abstract: A flexible traffic standard which includes an anchor support assembly consisting of a hollow cylindrical tube and a driving point, and a resilient standard assembly comprising a tempered spring steel strap, the bottom end of which is disposed within a rigid tube, and a resilient tubular cover which encloses the strap and tube. The resilient standard assembly is disposed within the hollow cylindrical tube of the anchor support assembly and is secured by means of a pair of compression bolts. A rain boot prevents water from running down into the tube and a rain cap prevents the entry of water through the top of the flexible standard. The tempered spring steel strap which forms the resilient core of the device is reversely folded at its midpoint, to form a pair of upwardly extending resilient arms which are laterally outwardly offset by means of a twist in the spring steel at the midpoint reverse point.
    Type: Grant
    Filed: August 24, 1981
    Date of Patent: December 4, 1984
    Assignee: Blau & Lapides, Inc.
    Inventor: Herbert Blau
  • Patent number: 4371142
    Abstract: A rocking chair includes a chair which is carried with respect to a chair base by a flexible sheet connected between the chair base and the chair. The flexible sheet supports the weight of the chair and its occupant while permitting rocking of the chair back and forth in a plane normal to the major surface of the flexible sheet. The flexible sheet is preferably inclined with respect to the vertical at an angle of between 5.degree. to 15.degree.. Stops are provided which limit the flexing of the flexible sheet so that the occupant of the chair cannot tip the chair while rocking.
    Type: Grant
    Filed: June 30, 1980
    Date of Patent: February 1, 1983
    Assignee: Homecrest Industries Incorporated
    Inventors: Donald L. Bottemiller, John K. Miles