Sliding Pivot Connects Surface And Support Patents (Class 108/117)
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Patent number: 11369210Abstract: A collapsible carry cot includes a base member; first and second frame members, wherein the first and second frame members together at least partially define a side or end wall of the carry cot, and wherein the first and second frame members are pivotally coupled together such that pivoting the first and second frame members relative to one another changes a height of the side or end wall of the carry cot, and wherein the first frame member is pivotally movable relatively to the base member and the second frame member is pivotally and slidably movable relative to the base member; and a securing mechanism, the securing mechanism to releasable secure the second frame member relative to the base member, such that sliding of the second frame member relative to the base member is restricted, thereby restricting pivoting of the first frame member relative to the second frame member.Type: GrantFiled: December 3, 2020Date of Patent: June 28, 2022Assignee: Mamas & Papas LimitedInventors: Peter Neil Smith, Graham John Martin
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Patent number: 10945524Abstract: A refrigerator includes a cabinet defining a storage chamber, a drawer door, a rail assembly that slidably couples the drawer door to the cabinet, a driving device disposed at the door part, and an elevation device disposed at the drawer part to vertically elevate at least a portion of the drawer part. The driving device includes a motor assembly, a pair of screw units, and a pair of levers, each of the pair of levers being coupled to and configured to be rotated by a corresponding one of the pair of screw units to elevate the elevation device. The drawer door includes a door part configured to open and close the storage chamber and a drawer part that is configured to be inserted into and withdrawn out of the storage chamber and defines a storage space.Type: GrantFiled: August 30, 2019Date of Patent: March 16, 2021Assignee: LG Electronics Inc.Inventor: Kwanghyun Choi
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Patent number: 10642309Abstract: A laptop computer includes a host, a hinge mechanism, and a display. The host includes a housing having a bottom surface, a raising mechanism disposed in the housing, and a pad connected to the raising mechanism, and adjacent to the bottom surface. The hinge mechanism is connected to the host and includes a first shaft connected to the raising mechanism. The display is affixed to the rotation element. When the display is rotated about the host, the first shaft drives the raising mechanism to change the distance between the top of the pad and the bottom surface.Type: GrantFiled: April 16, 2019Date of Patent: May 5, 2020Assignee: ACER INCORPORATEDInventors: Yan-Fong Cheng, Cheng-Nan Ling, Yi-Ta Huang, Pao-Min Huang
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Patent number: 10611016Abstract: A collapsible portable versatile saw horse and clamping work bench with miter saw guide.Type: GrantFiled: August 1, 2018Date of Patent: April 7, 2020Inventor: Joe Earl Riley
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Patent number: 10542817Abstract: A height adjustable device can comprise: a base; a first scissor linkage assembly coupled to the base and having a first scissor joint; a second scissor linkage assembly coupled to the base and having a second scissor joint; a worksurface coupled to the first and second scissor linkages; a bracket movably coupled to the first scissor linkage and the second scissor linkage and movable relative to the worksurface; and a first energy storage member coupled to the worksurface and connected by at least one tension member to the bracket, wherein the first energy storage member is configured to bias the bracket in a horizontal direction.Type: GrantFiled: September 16, 2016Date of Patent: January 28, 2020Assignee: Ergotron, Inc.Inventors: Nicholas Robert Swartz, Shaun Christopher Lindblad, Jeffrey Randall Mensing
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Patent number: 10306977Abstract: A height adjustable desk including a desktop which engages with a pair of base supports by a pair of X-shaped frames and is adjustable between a fully raised position and a fully lowered position. The pair of X-shaped frames each has a first arm and a second arm. The pair of base supports each has a first biasing member which is configured to bias the corresponding second arm upwards to move the desktop towards the fully raised position, and a second biasing member which is configured to bias the corresponding first arm upwards to move the desktop towards the fully raised position. A pair of height adjustment members is provided on an underside of the desktop, each of which includes a handle, a guiding member, a connecting piece connected to the handle via a linkage mechanism and a biasing member.Type: GrantFiled: October 16, 2017Date of Patent: June 4, 2019Inventor: Tsang Wing Wong
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Patent number: 10143336Abstract: A portable barbecue oven includes an oven body, a scissor-shaped frame movably attached to the oven body having a first bracket and a second bracket, and two guiding wheels; the top end of the first bracket is adjustable relative to the oven body through a folding mechanism, and the folding mechanism includes a connection member and an adjustment piece; the adjustment piece has a slot for the connection member to pass through, the connection member can slide inside the slot so as to achieve the unfolding or folding of the scissor-shaped frame. Furthermore, during operation, the frame is lifted up and down stably by the rolling of the guiding wheel and the connection member is positioned by the position locking hole, so that the barbecue oven can be effectively prevented from toppling over during the unfolding or folding process.Type: GrantFiled: June 30, 2016Date of Patent: December 4, 2018Assignee: A Carsfriend Network Technology Co., Ltd.Inventor: Guanxiong Liu
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Patent number: 9961991Abstract: A desktop liftable platform has a base, a supporting frame, a platform, and a driving device. The base has two side beams and a connecting beam connected to rear ends of the side beams. The supporting frame is connected to the base and has two pivot anus connected to the side beams adjacent to front ends of the side beams. The platform is connected to the pivot arms over the base. The driving device is connected to the base and the supporting frame and has a driving motor, two slide groups, and two swing arms. The driving motor is deposited on the base. The slide groups are connected to and are driven by the driving motor. The swing arms are connected to the pivot arms and the slide groups, and are rotated relative to the base by the driving motor to enable the platform to move relative to the base.Type: GrantFiled: December 22, 2016Date of Patent: May 8, 2018Assignee: Ying Liang Health Tech. Co., Ltd.Inventor: Chih-Liang Chen
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Patent number: 9630819Abstract: A jack apparatus is provided for lifting a low rider vehicle, even though the vehicle has very low ground clearance. The jack apparatus includes interfitting upper and lower subframes supported by a scissor lift. The upper subframe includes opposing parallel arms shaped to fit within a generally triangular cavity defined by the vehicle's tire and sheet metal and ground surface, such that the jack apparatus can engage the vehicle's tire and lift the vehicle without violating the generally triangular cavity, thus leading to a safer and better system for lifting the low rider without potentially damaging vehicle's sheet metal components. The jack apparatus includes width-adjustable arms and legs for flexible use, which are removable or collapsible to a very low shape for compact storage. Also, the upper subframe includes a table, allowing it to lift an ATV or motorcycle.Type: GrantFiled: November 3, 2014Date of Patent: April 25, 2017Inventor: Andrew H. Ong
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Patent number: 9532645Abstract: A folding table movable between a folded position and a plurality of upright positions is disclosed. Each of the upright positions corresponds to a different table height. The folding table includes a table top and a scissor-folding table base assembly having first and second legs. The second leg is slidably retained adjacent a lower surface of the table top, and the first and second legs are pivotably connected to one another to form an X-shape. A clamp having a plurality of retaining notches retains the second leg against the lower surface of the table top. Movement of the second leg from a first retaining notch to a second notch causes the table to move from a first to a second upright position, having a different tabletop height. The table legs may also be collapsed into a folded position.Type: GrantFiled: December 1, 2015Date of Patent: January 3, 2017Assignee: Zhuhai Shichang Metals, Ltd.Inventor: Wen-Sheng Lin
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Patent number: 8960104Abstract: The disclosed article of furniture comprises a table with an adjustable base, a support, and a worksurface. The table can be deployed in a generally upright position for use and can be folded into a compact form for storage. The worksurface is mounted on an arm coupled to the base and is rotatable relative to the arm. The arm may be folded into the support. The support may be folded into the base. The worksurface may fit within a cavity between the legs of the base when the table is in the stowed position. The worksurface may have a height adjustment mechanism for the worksurface. The height adjustment mechanism may be configured to adjust to a predetermined “home” position when the support is folded into the base for the stowing position.Type: GrantFiled: January 31, 2013Date of Patent: February 24, 2015Assignee: Steelcase Inc.Inventors: Stephan Copeland, Michael Jurgen Strasser, Thomas Edward King
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Publication number: 20150014264Abstract: Apparatus (10) comprises a base (12), a plurality of posts (14) attached to the base (12), and a platform (16) defining a surface (18) for supporting at least one mail tray. The platform (16) is coupled to the four posts (14) and is moveable therealong between a first position (20) and a second position (22) (shown in phantom lines) below the first position (20) when a first object (e.g. a full tray) is supported on the surface (18) of the platform (16). As other full trays are stacked on the apparatus (10), the platform (16) is displaced further from the first position (20) until eventually it reaches the base (12). When the full trays are unloaded from the apparatus (10), the platform (16) rises upwards, returning to the first position (20) when none remain on the surface (18). As the platform (16) rises, a space (32) between the platform (16) and the base (12) opens up and is a convenient place to store empty trays.Type: ApplicationFiled: December 31, 2012Publication date: January 15, 2015Inventors: Michael Charles Linnell, SR., Michael Charles Linnell, JR., Linda Rose Linnell, Sharon Ann Manning
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Publication number: 20140144352Abstract: According to principles of the present inventive concepts, a desktop workstation in configured to be supported on an existing work surface and enable adjustment of a height of a work surface between a lowered and a raised position. In a lowered position, the work surface is arranged at a height from the existing work surface that facilitates use by a user in a seated position and, in a raised position, the work surface is arranged at a height from the existing work surface that facilitates use by the user in a standing position.Type: ApplicationFiled: November 14, 2013Publication date: May 29, 2014Inventor: Christopher John Roberts
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Publication number: 20130284077Abstract: The disclosed article of furniture comprises a table with an adjustable base, a support, and a worksurface. The table can be deployed in a generally upright position for use and can be folded into a compact form for storage. The worksurface is mounted on an arm coupled to the base and is rotatable relative to the arm. The arm may be folded into the support. The support may be folded into the base. The worksurface may fit within a cavity between the legs of the base when the table is in the stowed position. The worksurface may have a height adjustment mechanism for the worksurface. The height adjustment mechanism may be configured to adjust to a predetermined “home” position when the support is folded into the base for the stowing position.Type: ApplicationFiled: January 31, 2013Publication date: October 31, 2013Applicant: Steelcase Inc.Inventors: Stephan Copeland, Michael Jurgen Strasser, Thomas Edward King
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Patent number: 8523123Abstract: A foldable tool stand includes a base frame, a platform pivotally and slidingly connected to the base frame at a first side, a leg support having a top end pivotally connected to the base frame, a pair of links pivotally coupled between a second side of the platform and the base frame, a driving member pivotally connected to the links, and a follower set pivotally connected to the base frame. The driving member and follower set interact to selectively lock the foldable tool stand in either an extended supporting position, where the second side of the platform is spaced from the base frame, or a collapsed position, where the second side of the platform lies adjacent to the base frame.Type: GrantFiled: March 10, 2010Date of Patent: September 3, 2013Assignee: Rexon Industrial Corp., Ltd.Inventor: Cheng-Hung Chiu
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Patent number: 8104214Abstract: A gravity deploying bi-pod leg set is provided which automatically locks into position when fully deployed by a gravity slide lock.Type: GrantFiled: April 15, 2011Date of Patent: January 31, 2012Inventor: Richard Nils Boord
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Patent number: 7681567Abstract: A mobile barbecue grill includes a base, a first handle, an upper lid, a holding member, a first bracing rack, a second bracing rack and a pair of wheels. The base aims to hold a cooking grid. The first handle is located on an outer side of the base. The upper lid aims to cover the base. The holding member has one end coupling with the bottom of the base. The first bracing rack is located beneath the base and has two first upright bars and a first transverse bar coupling the first upright bars. The first transverse bar is leaned against the holding member and supports the base. The first bracing rack has one end remote from the base and resting on the ground surface. The second bracing rack is located beneath the base and has two second upright bars and a second transverse bar coupling the second upright bars. The second transverse bar is pivotally coupled with the bottom of the base. The second upright bars and the first upright bars are pivotally coupled.Type: GrantFiled: June 21, 2007Date of Patent: March 23, 2010Inventor: Kiosky Chung
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Publication number: 20080178777Abstract: A tray apparatus comprising a post attachment assembly, a tray base assembly, a tray member and a tray articulating member. The post attachment assembly is structurally configured to releasably couple to an outside post member. The tray base assembly is attached to the post attachment assembly. The tray base assembly includes a stop member positioned on a front surface thereof and a tray articulation coupling member. The tray member has a top surface and a bottom surface as well as a first side edge and a second side edge. The tray articulating member has a bracket rotatably coupled to the tray articulation coupling member of the tray base assembly, a first side region rotatably coupled to the first side edge and a second side region rotatably coupled to the second side edge.Type: ApplicationFiled: January 25, 2007Publication date: July 31, 2008Inventor: Jeffrey D. Tyner
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Patent number: 7246560Abstract: A sliding pivot for a support element used with a stanchion which is hinged to the item with which it is used and from which it can be unfolded, wherein one end of the support element is rigidly attached to the stanchion and the opposite end is provided with a substantially transverse portion extending therefrom, comprises a slide, a sleeve provided with a slide pin extending in substantially the same plane as the sleeve, and a socket substantially parallel with the transverse portion, wherein the sleeve is located on the transverse portion, the pin is located in the slide, the sleeve being adapted to rotate about the transverse portion, and the pin to rotate in the slide, the pin moving along the slide when the stanchion is rotated about its hinge, the socket being adapted to receive the transverse portion when the stanchion is in a fully unfolded position.Type: GrantFiled: July 15, 2003Date of Patent: July 24, 2007Assignee: Gopak LimitedInventor: Peter Stanley Le Flemming Shepherd
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Patent number: 7059616Abstract: A foldable push cart to carry a cutting machine comprised of a tabletop frame, a support frame and a telescoping rod; adaptable to any cutting machine; an extension bracket on each side of the cart works with built-in oblique push block and slide rod depending on the length and height of the individual work piece; a hoisting cable controls work height and retraction of the cart; the telescoping rod provides self-locking safety function, and wheels are pivoted to a pair of cross legs.Type: GrantFiled: August 17, 2004Date of Patent: June 13, 2006Assignee: Super Made Products Co., Ltd.Inventor: San-Ching Wu
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Patent number: 6974185Abstract: A chair includes a seat, two legs, two transverse bars, a first cross bar securely and firmly formed on one of the two legs and sandwiched between the two transverse bars and a second cross bar securely and firmly formed on the other one of the two legs and sandwiched between the two transverse bars. The second cross bar has two securing blocks extending out of two distal ends of the second cross bar and into corresponding two securing holes defined in the inner side faces of the two transverse bars so as to secure position of the second cross bar relative to the seat, the two securing blocks being selectively retracted inside the second cross bar and having escaped the corresponding securing holes. The chair height is able to be adjusted by moving the second cross bar to different securing holes.Type: GrantFiled: April 13, 2004Date of Patent: December 13, 2005Inventor: Wu-Hong Hsieh
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Patent number: 6014936Abstract: A variable height staging for forming a staging surface for presentations or performances by orators, singers, dancers, actors and others who may appear on a stage. The staging of the invention can be assembled to form staging surfaces of variable height. The variable staging can be assembled to form staging surfaces of more than three different heights. The variable staging includes at least one platform panel and a cross brace member having at least one caster attached thereto. A slot and groove assembly comprised of at least one plate, a slot or track and at least one groove for engaging a cross pin is pivotally attached to the cross brace member. The variable staging further includes at least two cross legs; one of the cross legs has a support end and a pivot end attached to the bottom surface of the platform panel and the other cross leg has a support end and a locking end that is engaged by the slot and groove assembly. The cross legs are attached to each other at a center point.Type: GrantFiled: July 27, 1998Date of Patent: January 18, 2000Assignee: Stageright CorporationInventors: Orley David Rogers, Kenneth Edward Staten
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Patent number: 5992333Abstract: A table includes a table plate to be supported on top of a base member. The base member includes a bolt, a pair of seats secured on the bolt, and two pairs of legs pivotally coupled to the seats at pivot pins and foldable about the pivot pins between a folded position and an opened position. Two stops are threaded on the bolt and engaged with the legs for maintaining the legs at the selected tilted angle relative to the bolt. Two locks each includes an inner thread engaged with the outer thread of the seats for locking the legs in place when the locks are secured on the seats. The legs may be easily and quickly rotated about the pivot pins to the folded position when the locks are disengaged from the seats.Type: GrantFiled: June 8, 1998Date of Patent: November 30, 1999Inventor: Chih-Shuang Lai
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Patent number: 5542639Abstract: Apparatus for supporting an object which includes at least two leg members attached to and capable of folding under an object-supporting surface. The leg members are pivotally attached to the object-supporting surface at pivot axes offset from one another relative to the object-supporting surface so that the leg members may fold under the object-supporting surface without interfering with one another. The apparatus includes diagonal supports, attached from the leg members to the object-supporting surface, which are designed to fold with the leg members. The apparatus may also include side rails defining the object-supporting surface. The side rails are configured to releasably attach to a specially configured base portion on an object such as a miter saw.Type: GrantFiled: June 8, 1994Date of Patent: August 6, 1996Assignee: Delta International Machinery Corp.Inventors: Barry D. Wixey, Ronald E. Young, Charles J. Baird, Jeffrey L. Haffely
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Patent number: 5347424Abstract: A first shaft 2a and a first guide portion 2c are provided on a rear side portion 2 of an information inputting apparatus. The first guide portion 2c advances in a direction spaced away from the first shaft 2a toward below, and a notch hole 2h connects to a lower portion of the first guide portion 2c. Then, a second guide portion 3b for engaging with the first shaft 2a and a second shaft 3d for engaging with the first guide portion 2c are provided on the foot member 3, and a pair of resilient pieces 3e are provided on side faces of the foot member 3. Further, a foot cover 5 is provided which has an extending through portion 5e for moving the foot member 3 to appear and disappear and is supported for rotation on the first shaft 2a.Type: GrantFiled: September 18, 1992Date of Patent: September 13, 1994Assignee: Sony CorporationInventor: Ryosuke Akahane
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Patent number: 5325794Abstract: A display table used in exhibition sights, etc. including a table top and four foldable legs attached to the table top. The upper ends of the legs can slide along the side edges of the table and between the center and the corners of the table top. By sliding the legs and thus changing the angles between the legs and table top, the height of the table is changed. At a desired height, the legs are secured to the table top via bolts.Type: GrantFiled: September 8, 1992Date of Patent: July 5, 1994Assignee: Daiki Shoji Kabushiki KaishaInventor: Kenro Hontani
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Patent number: 5299510Abstract: There is provided an ironing table of adjustable height and adapted to be collapsed during storage. This table is made up of a table member of predetermined width, having means for adjusting its height attached to its lower surface, as well as front and rear support means. These are made of a continuous piece of rigid tubing and are conveniently designated as three separate segments, namely a hollow tubular upper and lower leg member and a transverse hollow tubular foot member. One of the upper leg members is pivotally attached to said lower surface of the table member, the other being pivotally attached to the adjusting means. Both of the members being outwardly displaced from the longitudinal axis of the table member. The upper leg member, the lower leg member and the foot member of the rear support means lie in a common plane. Both of the support means are pivotally attached to each other at a point near where the upper and lower leg members join each other.Type: GrantFiled: January 15, 1993Date of Patent: April 5, 1994Assignee: Herbert GlattInventor: Henry Mattesky
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Patent number: 5199930Abstract: An adjustable height training hurdle is provided for which allows variation of the height of the hurdle from near ground level up to regulation height. A slip gear is utilized to create a scissor action of the hurdle legs thus offering incremental adjustment of the hurdle height.Type: GrantFiled: July 8, 1991Date of Patent: April 6, 1993Inventor: Dennis W. Weber
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Patent number: 5109778Abstract: A folding table is disclosed. The table includes legs pivotably connected to the underside of a table surface so that when the table is folded, the legs lay flat against the underside of the table. A locking mechanism is provided to lock the legs in an unfolded position, and a release mechanism is provided to unlock the legs, thereby allowing the table to be folded.Type: GrantFiled: April 29, 1991Date of Patent: May 5, 1992Assignee: Berco IndustriesInventors: Alan Berkowitz, Elliott W. Baum, Curt Angel
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Patent number: 5037086Abstract: A balance beam is disclosed which utilizes a conventional beam member with conventional support legs wherein the upper ends of the support legs are mounted in a bracket secured to the lower surface of the beam. The bracket has spaced elongated angularly disposed slots in which a transverse pin is mounted. The pin is also secured to the upper ends of the leg members. A spring mechanism is secured to the bracket and engages the upper end of the leg member to hold the pin and the upper end of the leg member in a position at the upper end of the slots. When the gymnast lands on the beam, the weight of the gymnast causes the spring mechanism to compress which permits the pin in the upper ends of the leg members to move downwardly in the slots to partially absorb the impact of the gymnast's weight. The immediate recovery of the spring imparts some impetus to the gymnast as the gymnastic routine is continued immediately after the moment of impact.Type: GrantFiled: April 30, 1990Date of Patent: August 6, 1991Assignee: American Sports International, Ltd.Inventor: Vincent T. Strand
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Patent number: 4993706Abstract: An exercising bench includes a horizontal platform mounted on a plurality of support units which engage racks suspended from the platform for adjusting the elevation of the platform. The support units each have a pair of inner legs and a pair of outer legs pivotally connected together. The outer legs are pivotally and fixedly connected to the platform and the inner legs have a bridging member connected therebetween which engages the suspended racks to permit height and angular orientation adjustment of the platform relative to the ground.Type: GrantFiled: December 13, 1989Date of Patent: February 19, 1991Assignee: Super Step, Inc.Inventor: William T. Wilkinson
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Patent number: 4970968Abstract: An ironing table of adjustable height and adapted to be collapsed during storage comprising a table member of predetermined width having a front leg and a rear leg for supporting said table member connected thereto, together with a means for adjusting the height of said table, a transverse hollow tubular foot member for at least one of said legs is connected to said leg at the outer circumferential surface of said member, at least one hollow tubular sleeve means is located within said foot member and coaxial therewith, a pair of tubular extension members is located within each said foot member and coaxial therewith, wherein a portion of each of said extension members protrudes from the respective end of said foot member and cap members are located on the protruding ends of the extension members. In a preferred embodiment the cross section of the caps is sufficiently large to prevent the "bottoming" of the middle portion of the foot member when pressure is placed on the table.Type: GrantFiled: January 8, 1990Date of Patent: November 20, 1990Assignee: Herbert GlattInventor: Henry Mattesky
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Patent number: 4821650Abstract: An adjustable ironing table (10) includes a top board (12) and collapsible legs (22,24). A housing (46) has a vertical wall (48) extending perpendicularly relative to the top board (12) and a horizontal wall (50). The vertical wall (48) includes an opening (52) for guiding a control element (36) through the housing (46). The horizontal wall (50) includes a slot (54). A plate (44) extends through the slot (54). A compression spring (42) is retained by the control element (36) between the vertical wall (48) and the plate (44), the spring (42) pivoting the plate (44) relative to the slot (54) to engage the control element (36). The top board (12) includes a peripheral flange (20) having an outwardly curled periphery (78). The top board (12) further includes flat stretched portions (16) extending along the length of the top board (12). One of the legs (22) is connected by a base member (92) to guide rails (74), the base member (92) having four point containment of the guide rails (74).Type: GrantFiled: January 4, 1988Date of Patent: April 18, 1989Assignee: Lear Seymour Seymour CorporationInventor: Danny Simpson
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Patent number: 4803930Abstract: A table having at least three legs and being bolted to a wall. Two of the legs are disposed on a first side of the table, and at least one leg is disposed in a second, opposite, side of the table. The at least one leg is disposed in a track which may be positioned within the table, and the ends of the table are anchored to an adaptable wall fitting. Each leg may either be a unitary piece, or may be divided lengthwise into two reciprocally adjustable or fixable parts, which parts are slidably with respect to one another. A slot is disposed adjacent a first end of a leg, the first end being near the track. A first pivot is mounted to a slide disposed within the slot, the slide being movable along the slot. When the leg is released from an operative position, the pivot permits an angular movement of the leg in an upward direction without undue rotation thereof.Type: GrantFiled: June 19, 1986Date of Patent: February 14, 1989Inventor: Pietro Crocoli
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Patent number: 4762362Abstract: Folding piece of furniture, in particular folding stool, which comprises a seat face and leg pairs arranged laterally of the seat face. The seat face is provided with a means for mounting one of the two leg pairs and for guiding the other leg pair. These means permit an adjustment of the inclination of the seat face with respect to the second leg pair and also permit the collapsible piece of furniture to be folded up into an extremely compact form.Type: GrantFiled: August 7, 1987Date of Patent: August 9, 1988Inventor: Oswald Brunn
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Patent number: 4759296Abstract: An adjustable ironing table (10) includes a top board (12) and collapsible legs (22,24). A housing (46) has a vertical wall (48) extending perpendicularly relative to the top board (12) and a horizontal wall (50). The vertical wall (48) includes an opening (52) for guiding a control element (36) through the housing (46). The horizontal wall (50) includes a slot (54). A plate (44) extends through the slot (54). A compression spring (42) is retained by the control element (36) between the vertical wall (48) and the plate (44), the spring (42) pivoting the plate (44) relative to the slot (54) to engage the control element (36). The top board (12) includes a peripheral flange (20) having an outwardly curled periphery (78). The top board (12) further includes flat stretched portions (16) extending along the length of the top board (12). One of the legs (22) is connected by a base member (92) to guide rails (74), the base member (92) having four point containment of the guide rails (74).Type: GrantFiled: December 22, 1986Date of Patent: July 26, 1988Assignee: Lear Siegler, Inc.Inventor: Danny Simpson
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Patent number: 4597553Abstract: A load is supported by three subjacent parallel tracks. A u-shaped leg structure coupled to pivots fixed to the outer tracks defines a locus of intersection between swinging arc of the u-shaped leg structure and the ground. A third leg pivots from a slider selectably disposed along the central third track, and also pivots at its bottom end to the u-shaped leg structure, defining a range of loci at the ground which position the tracks upwardly sloping, downwardly sloping or horizontal with respect to a fulcrum. The support is mounted to the tracks by captive sliders, some fixed, others slideable between captive stops.Type: GrantFiled: January 25, 1985Date of Patent: July 1, 1986Inventor: Barre L. Rorabaugh
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Patent number: 4384533Abstract: An ironing board has adjustable legs providing a multiplicity of heights of the ironing surface to suit the height of the ironer. The ironing board is compact and may be folded flat for easy storage in confined spaces.Type: GrantFiled: January 12, 1981Date of Patent: May 24, 1983Assignee: Ironees CompanyInventor: David Lehrman
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Patent number: 4143602Abstract: An adjustable-height article of furniture, such as a table, includes a generally horizontal top member, and a pair of transversely spaced, elongated leg members each having opposite ends. The top member includes transversely spaced longitudinal elements having longitudinally extending, elongated slots formed therein. One end of each leg member has a pin secured thereto which is slidably received in a respective slot, the other end being adapted to engage a supporting surface. A pair of transversely spaced, elongated support members is provided each having opposite ends, one end of each support member being pivotally connected to the top member at a point longitudinally spaced from the slots, and a point on each support member spaced from the one end being pivotally connected to a respective leg member intermediate its ends.Type: GrantFiled: October 11, 1977Date of Patent: March 13, 1979Inventor: Oswald Brunn
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Patent number: 4005898Abstract: A foldable, convertible structure is adapted to be removably mounted on the inside wall of a pickup truck, van, etc., and is unfoldable into a seat for sitting purposes and is further unfoldable into a bed for sleeping purposes. When folded, the structure resides in a plane parallel to the inside side wall of the vehicle to be used for hauling purposes. Such structure may be used singly or in pairs. An associated foldable table is removably mounted on the cab wall of the truck and can be unfolded for use with the seat structure.Type: GrantFiled: March 18, 1975Date of Patent: February 1, 1977Inventor: Lee V. Way