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| Number | Title | Issue Date |
| 7788746 | Mattress foundation with perimeter structure A mattress foundation with a perimeter structure has a frame, springs mounted upon the frame, and a grid supported by the springs, and perimeter structure at a perimeter of the frame which extends from the frame to the grid, forming an exterior wall which extends fr... | 09/07/2010 |
| 7636963 | Support apparatus for establishing a bed A sleep system, for providing a bed, includes a frame with cross support members coupled with a first and second panel assembly. A sleep support mechanism operationally engages the first and second panel assemblies with one another and further engages a pad to provi... | 12/29/2009 |
| 7546647 | Bedding foundation and support module therefor A support module for a bedding foundation comprises two wire-form elements each a single length of wire configured to have a central bridge portion, two spaced legs extending in a common direction therefrom, and feet at terminal ends of the legs. The bridge portion ... | 06/16/2009 |
| 7469431 | Nestable box spring foundation The invention provides a nestable box spring foundation having a generally rectangular perimeter divided into a plurality of rectangular openings by a grid of longitudinally and laterally extending wires. Support is provided by a pair of generally U-shaped wire memb... | 12/30/2008 |
| 7398567 | Steelwire-hook mode web sheet A hook-ended steel wire netting includes a first cross rail having a row of first sockets on its outer portion in a line along an axial direction; a second cross rail having a row of second sockets on its outer portion in a line along an axial direction; one or more... | 07/15/2008 |
| 7398568 | Bedding foundation A stackable wire core assembly for a bedding foundation which may be nestably stacked with numerous other such assemblies for transportation, thereby avoiding the need to compress and tie the assembly for shipping. The wire core assembly includes corrugated formed s... | 07/15/2008 |
| 7360263 | Bedding foundation support module A support module for use in a bedding foundation to support a support surface above a bedding foundation base, the support module being of an independent wire form configured to define a top portion, a bottom portion, and four predominantly straight support legs, wh... | 04/22/2008 |
| 7356859 | Bedding foundation support module A support module for use in a bedding foundation to support a support surface above a bedding foundation base, the support module being of an independent wire form configured to define a top portion, a bottom portion, and four predominantly straight support legs, wh... | 04/15/2008 |
| 7325261 | Bed, especially sick bed or nursing bed A bed having a bed support and a bed fitting, the bed including: a bed frame, wherein the bed frame is equipped with at least one lying surface element and the lying surface element includes a plurality of spring elastic elements on a mattress side, wherein the spri... | 02/05/2008 |
| 7297389 | Top plate for a unitary suspension device of a multi-element bed base The invention provides a top plate for a unitary suspension device for a multi-element type bed base made with a plurality of unitary suspension devices disposed in rows and columns on a support platform, the top plate being quadrangular in shape and including in it... | 11/20/2007 |
| 7255084 | Piston with a skirt having a low coefficient of friction A piston for an internal combustion motor has a skirt with a surface, which is at least partially polished and thereafter coated with a coating having a hardness of greater than 8 GPa and having a coefficient of friction of less than 0.20. The piston has an increase... | 08/14/2007 |
| 7237282 | Stackable and stable bedding foundation A nestably stackable bedding foundation assembly replaces the traditional border wire and disposed coil spring foundation assembly in a so-called box spring. The foundation assembly may be nestably stacked with numerous other such assemblies for transportation, ther... | 07/03/2007 |
| 7222402 | Box spring stapler apparatus A fastening apparatus and method is provided for securing a plurality of modules to a frame. ... | 05/29/2007 |
| 7210181 | Spring construction An improved spring construction for mattresses, box springs, furniture and other applications is provided. The application of such springs in mattresses, box springs, furniture and other applications is also provided. In one aspect of the invention, the spring const... | 05/01/2007 |
| 7156457 | Seat structure Seat structure designed to reduce weight and improve various functions such as impact absorbency, vibration absorbency. A torsion bar arranged along a width direction, and an arm connected to the torsion bar and enforced in a direction of falling backwards in a norm... | 01/02/2007 |
| 7108252 | Method and apparatus for reducing force transmitted from a base structure to a supported structure A method and apparatus are disclosed for reducing transmission of force from a base structure to a supported structure. The method includes mounting a plurality of dampers between the base structure and the supported structure. Each damper includes a single damping ... | 09/19/2006 |
| 7100989 | Collapsible seat cushion A collapsible cushion for integration into an automobile seat is provided. The collapsible cushion includes a first cushion plate and a second cushion plate with a plurality of springs interposed between the plates. The first plurality of springs is rotatably attach... | 09/05/2006 |
| 7005001 | X-spring volume compensation for automotive carbon canister A fuel vapor storage canister is provided. The canister includes a vapor storage chamber of variable volume, a partition, vapor adsorbing material, and a volume compensator. The partition is movable within the canister and partially defines the vapor storage chamber... | 02/28/2006 |
| 6994333 | Suspension device for a bed or seat base of the multielement type The invention provides an individual suspension device for a bed or seat base of the multi-element type, the device being for interposing between a platform determining a support surface and a padding element such as a mattress, and comprising a foot for fixing to a... | 02/07/2006 |
| 6826791 | Spring element for beds or chairs A spring element for supporting a seat cushion or mattress includes a base body adapted to be attached to a foundation member. The base body includes a plurality of spring arms. Attached to the base body is a support body which includes at least two support arms. Th... | 12/07/2004 |
| 6647574 | Coupled waveband suspension for bedding and seating units A coupled waveband (14, 21) suspension for bed underframes, seating, upholstery, and mattresses consists of several sinusoidal wavebands (14, 21) which run parallel and/or transversely to the longitudinal axis. Support elements (12, 35) are rigidly or mov... | 11/18/2003 |
| 6601249 | Spring pre-assembly for a mattress foundation unit The invention relates to a spring pre-assembly for a mattress foundation unit having a wooden base, a plurality of spring units and a mattress supporting wire grid that is supported above the wooden base by the spring units. The spring pre-assembly compri... | 08/05/2003 |
| 6588035 | Mattress support system A mattress support system for a bed, comprising a base section, a wire support section, and an upper section. The upper section has one or more substantially rigid edge frame members incorporated therein for increased mattress edge support. The edge frame... | 07/08/2003 |
| 6578213 | Stackable bedding foundation A nestably stackable assembly for use in a bedding foundation. The assembly has a rectangular border wire with parallel sides and ends. Transversely spaced, parallel and longitudinally extending support wires are connected at their ends to the border wire... | 06/17/2003 |
| 6484339 | Bedding or seating product with nestable stackable modules A bedding or seating product comprising a base having a generally rectangular frame and a plurality of internal rails, a wire grid spaced above the base and a plurality of plastic modules connecting the wire frame and the base. Each of the plastic modules... | 11/26/2002 |
| 6477727 | Bearing element for upholstery support for a seat or bed system The invention relates to a bearing element having a base plate fitted on a support, for a seat or bed system, with a bearing plate to hold upholstery. The invention seeks to produce a bearing element whose range of spring is approximately equal to the tot... | 11/12/2002 |
| 6427990 | Spring body A spring configuration of an individual-segment underspring configuration for furniture including a mattress. The spring configuration is formed of individual spring elements, each containing a supporting plate; a baseplate; a latch holder having latches;... | 08/06/2002 |
| 6419212 | Modular spring for a mattress foundation unit The invention relates to a modular spring for a mattress foundation unit having a wooden base a plurality of modular springs and a mattress supporting wire grid that is supported above the wooden base by the modular springs. The modular spring comprises a... | 07/16/2002 |
| 6406009 | Flexible support structure with composite material spring modules mounted directly on frame members and related assembly equipment and methods-microtek III Composite material spring modules have a fiber reinforced composite material spring body with attachment fittings integrally formed about the spring body. The attachment fittings are molded of a flexible material which dynamically responds to changes in t... | 06/18/2002 |
| 6264179 | Seat assembly utilizing modular springs The seat assembly of the present invention comprises a generally rectangular frame, a center rail, a plurality of modular springs secured to the frame and a wire grid secured to the modular springs. Each of the modular springs has a front section secured ... | 07/24/2001 |
| 6170808 | Spring core for mattress or cushion The invention relates to a spring core for mattresses and seat cushions with leaf springs. The spring core consists of a plurality of spring elements bent up out of passages punched in a plate, with each spring element having an upper and a lower spring c... | 01/09/2001 |
| 6134729 | High and low profile mattress foundation frames High and low profile mattress foundation frames have perimeter and transverse members, and upper members to which spring modules are attached to support a grid over the frame, to form a flexible support surface for a mattress. In a high profile version of... | 10/24/2000 |
| 6032307 | Collapsible bedding product A bedding product comprising a collapsible spring assembly, a pad covering the spring assembly and a fabric covering encasing the padded spring assembly. The spring assembly comprises a plurality of collapsible spring modules connected to a plurality of s... | 03/07/2000 |
| 5967499 | Box spring support module A nestable box spring foundation includes support modules each formed of a single length of wire defining a top base, a bottom base, and four straight legs. The top base is welded to a wire grid assembly and includes two upper wire segments each having a ... | 10/19/1999 |
| 5927696 | Spring elements and articles of manufacture incorporating the same Improved spring elements have a unique energy absorbing element that responds to applied loads to produce counter-acting forces that act to absorb the energy of the applied loading. The greater the magnitude of the applied loads, the more the counter-acti... | 07/27/1999 |
| 5787533 | Cushion support A cushioning support for a mattress comprises a plurality of elements forming a grid structure. Compression springs are mounted on respective ones of the elements. Bearing plates are disposed atop respective ones of the springs, and are disposed closely a... | 08/04/1998 |
| 5778466 | Box spring assembly with cross slats of different heights An improved box spring assembly is selectively reinforced to reduce sagging. The box spring assembly includes a bottom frame with end rails and side rails and a series of cross slats lying across the frame. The box spring assembly incorporates a combinati... | 07/14/1998 |
| 5765240 | Spring bedding product collapsible in the transverse direction, and method of making it A bedding product comprising a collapsible spring assembly, a pad covering the spring assembly and a fabric covering encasing the padded spring assembly. The spring assembly comprises a plurality of collapsible spring modules connected to a plurality of s... | 06/16/1998 |
| 5752284 | Spring to metal rail connection A spring assembly comprising a frame, a plurality of rails secured to the frame and a plurality of spaced springs secured to the rails. Each of the rails has a generally U-shaped cross-section and comprises a bottom and two sidewalls. Each sidewall has an... | 05/19/1998 |
| 5749108 | Spring to metal rail assembly A spring assembly comprising a frame, a plurality of metal rails secured to the frame and a plurality of spaced spring modules secured to the rails. Each of the rails comprises a top portion and two sidewalls extending downwardly from the top portion and ... | 05/12/1998 |
