Matches 1 - 50 out of 225 1 2 3 4 5 >
Match Document Document Title
7549614 Automatic height adjustment leg of laundry handling apparatus and laundry handling apparatus  
An automatic height adjustment leg of a laundry handling apparatus according to the present invention comprises a cylinder mounted to a base of a laundry handling apparatus; a piston movably...
7356877 Caster  
A caster includes a fixing portion installed on a bottom surface of an object, a wheel portion which is installed to be elevated into a flange portion and has a moving wheel provided on a bottom...
7159278 Caster  
A caster for providing rolling support including a spring-loaded mount. The caster may be substantially concealed in the bottom edge of a hinged, swinging door, and generally located proximate to...
7096533 Locking roller for an article of furniture  
A locking roller assembly includes a housing adapted for mounting to an article of furniture. A wheel is rotatably mounted to the housing via a mounting arrangement that accommodates relative...
7093319 Industrial caster wheel with elastomeric spring/damper member and adjustment member  
An industrial caster wheel assembly including a base member, a wheel, side plates, a housing, a pivot axle, a suspension assembly and an adjustment assembly. The suspension assembly includes an...
7065827 Shock absorber structure of a castor wheel  
A shock absorber structure of a castor wheel is disclosed. The bottom section of a leg is inserted with a mounting tube and the circumferential edge of the leg is mounted with a protective hood. A...
6944910 Caster wheel assembly with anti-flutter control  
A caster wheel assembly for a wheeled device, such as a wheelchair, includes a housing suitable for connection to a wheeled device, a caster fork configured to mount a caster wheel for rotation,...
6938300 Wheel assembly for a stroller  
A wheel assembly for a stroller includes a wheel with a rim that has two vertical side surfaces and a vertical central plane. A vertical pivot shaft is disposed within a mounting space in the...
6892421 Oblique angled suspension caster fork for wheelchairs  
A shock absorption mechanism for a wheelchair includes a caster fork including a first oblique surface and a second horizontally disposed surface, relative to a horizontal plane of travel of the...
6877185 Caster device for movably supporting a load  
A caster device is disclosed for movably supporting a load. The caster device includes a wheel for supporting the load and a wheel support having a first and a second extremity. The first extremity...
6823560 Buffering structure for wheels  
A buffering structure for wheels comprises at least a linking plate, a spindle, two concentric rigid hollow ferrules or up, and a kind of firm buffer material. When applying this invention, an...
6789810 Integrated wheel suspension system  
A wheel suspension system for a vehicle includes a vehicle wheel having a wheel rim and a tire secured to the wheel rim. The wheel is secured to a frame portion of the vehicle by a spindle...
6776428 Forward extending wheel suspension system  
A suspension system for a vehicle includes a support structure of a wheel having a forward rolling axis. The suspension system includes a first link rotatably secured at an inner end to the vehicle...
6769701 Shock-absorbing wheel assemblies for luggage bag  
Methods and wheel assemblies for supporting a bag that is tilted and pulled along a surface. A wheel housing, a strut member, a spring member, and a wheel member are provided. The wheel housing is...
6760953 Caster assembly  
A castor assembly for supporting a load such as an article of furniture so that it can easily be moved in any desired direction. The assembly includes a load-bearing base member from which a...
6758534 Mounting element for the wheels of rolling containers  
A mounting element for the wheels of rolling containers comprises: a load-bearing member rigidly attachable to a bottom edge of a container designed to be rolled along a surface; an arm supporting...
6701570 Standardized furniture unit and bracket therefor  
A standardized furniture unit including at least two substantially vertical side panels, bracing extending between the side panels, the intersection of the bracing and the side panels defining...
6675820 Safety support device with adjustable arm support members & method  
The safety support device of this invention includes a frame having a mounting section. A pair of forward legs are attached to a forward end of the mounting section and a pair of rear legs are...
6607201 Swivel wheel assembly with adjustable shock absorption  
A swivel wheel assembly includes a wheel axle, and a vehicle wheel rotatably mounted on the wheel axle. A shock-absorbing wheel fork is secured to opposite ends of the wheel axle and includes first...
6594856 Pivotal roller mechanism  
A fixed pivotal retractable roller mechanism 20 and method for statically supporting an item 46 upon a support surface 44 in an inoperative state and supporting the item 46 to roll along...
6591449 Caster assemblies  
A castor assembly comprises stem ( 2 ) which is adapted at the upper end ( 4 ) thereof to be connected to the base of a structure to be supported, a foot ( 5 ), a castor body ( 3 ) swivellably...
6568030 Caster  
In a caster which supports a wheel by using via a link 3 a bracket 2 to be fitted to a wheelchair or the like, an end of the link 3 is connected with a rotation axis of the bracket 2 via a...
6550101 Hydraulic constant force caster  
A caster system wherein a constant force is applied to the caster for load support purposes. A plurality of casters are interconnected by a fluid conduit system and each caster includes an...
6543798 Anti-tip caster suspension for a wheelchair  
An anti-tip suspension for a wheelchair having rear casters is defined. The suspension includes a rocker arm support, a rocker arm and a spring. The rocker arm is pivotally attached to the rocker...
6539578 Deflecting spring caster  
A wheel mount assembly for a spring-loaded caster in which a resilient deflecting member serves to mount a wheel supporting lever to a support for deflection to provide relative movement of the...
6499184 Elastomeric biased caster  
A caster supporting weight through a biasing device an elastomeric material, such as polyurethane, to elastomerically support the weight transmitted through the caster. The components are concisely...
6484359 Load indicating spring caster  
A spring-loaded caster with an indicator to indicate the load applied to the caster.
6473935 Retractable roller mechanism  
An improved retractable roller mechanism 20 and method for statically supporting an item 42 upon a support surface 40 in an inoperative state and supporting the item 42 to roll along the...
6425161 Industrial caster wheel with elastomeric spring/damper member  
An industrial caster wheel assembly comprises a base member, a wheel, side plates, a housing, a pivot axle, and a suspension assembly. The suspension assembly includes an adjustable axle, a support...
6412839 Tennis ball retriever and storage unit  
A tennis ball retriever and storage unit includes a ball retrieving receptacle supported by spring biased pivoting wheel assemblies for rolling movement between locations for retrieving used tennis...
6409196 Wheelchair front fork  
This invention provides a wheelchair small wheel suspension system which optimizes parameters of height, trail, and forward extension of the small wheels to provide a wheelchair with maximum...
6382736 Wheel device  
A wheel device has a fixed seat, a wheel support seat disposed in the fixed seat, and a wheel inserted in the wheel support seat. The wheel has a center hole. The fixed seat has a convex housing....
6371498 Wheel suspension  
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...
6357077 Spring loaded caster  
A spring loaded caster includes a support plate adapted to be affixed to the underside of an article to be transported. Two caster legs depend downwardly from the support plate. The caster legs are...
6324724 Caster wheel assembly with flexing plate  
The caster wheel assembly includes a top plate with downwardly extending walls which terminate in bottom flanges to support the frame of a heavy cabinet. The caster wheel assembly further includes...
6302795 Data processing system, apparatus and method  
A portable terminal machine which controls the execution of a downloaded program depending on a usage time limit when a sub program downloaded from a video game machine is stored in the storage...
6279199 Vertically adjustable caster  
A heavy duty vertically adjustable spring biased caster comprising a caster wheel mounted upon a pivot shaft within a frame. The pivot shaft is vertically adjustable upon the frame and a spring...
6195838 Roller assembly with spring biased axial caster member  
A dual roller assembly adapted to simultaneously rotate along perpendicular surfaces. The roller assembly comprises a pair of telescopically engaging shaft members sized to rotate and move axially...
6134748 Pullman case steering wheel device  
An automatically retractable swivelling wheels device of a pullman case is disclosed. The swivelling wheels device comprises a bushing, in which a spring retainer is formed on a bottom of a...
6092262 Non-skid wheel brake mechanism  
A non-skid wheel brake mechanism includes a wheel body, a shaft part, left and right wheels each with a ring rim. The device includes an outer rim having an oval ring groove having upper and lower...
6089666 High chair having retractable rollers  
A juvenile high chair includes at least one leg. The leg comprises a foot having a bottom edge adapted to engage a surface underlying the foot, a roller, and a bracket having a first end coupled to...
5875519 Universal angle wheel assembly  
A universal angle wheel assembly has a wheel holder plate, a main seat disposed on the wheel holder plate, a cover plate disposed on the main seat, a shaft extending from a top portion of the wheel...
5590735 Forklift truck  
A forklift truck having a drive wheel and a plurality of support wheels and a mounting arrangement for independently adjusting the vertical position of each support wheel. The mounting arrangement...
5581843 Wheel assembly for baby stroller  
A wheel assembly for a baby stroller in which the wheel or wheels are mounted to the trailing portion of a linkage assembly that is pivotally carried at its midportion by a lower support. The...
5493755 Shock and vibration isolating caster suspension  
A caster has a stationary hub with a bearing between the hub and a floor engaging wheel ring which allows the wheel ring to rotate relative to the hub. Torsional elastomeric elements mount the hub...
5448796 Sprung castor wheel assembly  
A castor wheel assembly comprises a base member for mounting on an object to be supported, a swivel member mounted on the base member for rotation about the vertical axis. A castor wheel is mounted...
5400469 Lever action caster with shock absorbing spring  
The legs of a swivel caster assembly horn are mounted to a pair of horizontally-spaced beam plates which are pivoted to the legs ahead of the swivel axis. The caster wheel is mounted on an axle...
5394589 Caster for isolating shock and vibration loads  
Three embodiments of a shock-isolating caster. A surface-effect damper engages at least one of a wheel element and an intermediate structural member to dampen vibration and shock loads which would...
5366231 Movable base for a baby walker  
A movable base for a baby walker includes a looped base frame, a number of casters, a corresponding number of compression spring members and a plurality of suction cup units. The base frame has a...
5355550 Pivoting castor  
A pivoting castor comprises a main body, a cross shaft, two wheeled members, a braking member, an elastic element, and a plug cover. The main body is provided with a receiving space, and a pivoting...
Matches 1 - 50 out of 225 1 2 3 4 5 >