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| Number | Title | Issue Date |
| 8152179 | Wheel frame assembly for quick expansion and folding A wheel frame assembly capable of being folded and expansion rapidly for carrying out and storage easily and conveniently. A wheel frame assembly comprises a retainer frame having two parallel retaining rods; at least two rotary units; each rotary unit being formed ... | 04/10/2012 |
| 7438308 | Ergonomic telescoping handle assembly for wheeled luggage The present invention is directed to a wheeled luggage item with an ergonomic telescopic handle assembly. The ergonomic telescoping handle assembly of the present invention allows a user to use the luggage using just one hand. Furthermore, the ergonomic telescoping ... | 10/21/2008 |
| 7377525 | Portable worktable A portable worktable has a frame, top, legs, and latches. The frame has rails, a plate perpendicular to the rails, and supports beneath the rails for wheels. The top mounts upon runners hinged to the front and rear upper legs at the corners of the worktable. The wor... | 05/27/2008 |
| 7281731 | Collapsible folding utility cart The improved collapsible utility cart of the present invention includes a frame and a container carried by the frame. The frame includes a pair of elongated handle frame members which are oppositely disposed and interconnected, a pair of oppositely disposed wheel ca... | 10/16/2007 |
| 7264265 | Removable and stowable wheel stands for convertible children's carrier devices The invention relates to convertible children's fun-car devices, go-carts and wheeled carriers, and provides removable and stowable wheel stands or chocks that allow for convenient conversion of such wheeled carrier devices from typical rolling devices to fixed, sta... | 09/04/2007 |
| 7118115 | Cart with foldable wheels and center pole The present invention concerns a cart with a flat cargo platform adapted to travel in the horizontal direction via foldable wheels mounted respectively via one wheel fork, and with a vertically pivotable pole handle. ... | 10/10/2006 |
| 7114743 | Foldable baby carriage The folding baby carriage is foldable so that four wheels approach each other back and forth and from side to side. The baby carriage includes a lower frame structure that is positioned above the four wheels to form a seating surface portion of a seat and that is fo... | 10/03/2006 |
| 7096902 | Vacuum cleaner A vacuum cleaner includes a housing and at least one running roller operatively connected to the housing. The roller has a hub, a running ring, a wall connecting the running ring and the hub. The wall has two side surfaces and a curved cross-section between the runn... | 08/29/2006 |
| 7090291 | Combination child vehicle seat and temporary stroller The combination child vehicle seat and temporary stroller is provided with wheel assemblies having wheels aligned in tandem, which, when retracted, maintain a flush vehicle seat underside which can be used as a vehicle seat without damaging the seat covering. The co... | 08/15/2006 |
| 7066485 | Compact wagon or cart including stowable wheels and handle Compact carrier devices with stub walls, including wagons, carts and wheelbarrows, are disclosed, which include fixed, stowable and/or pivoting wheels, as well as stowable handles. In various embodiments, simple manually manipulable methods latch each wheel and hand... | 06/27/2006 |
| 7000938 | Folding seat support structure A folding support structure includes a frame assembly having frame supports, seat supports, back supports, and a plurality of frame brace assemblies. The folding structure also includes a seat structure coupled to the frame assembly. The folding support structure is... | 02/21/2006 |
| 6964422 | Medical device carrier The mobile medical device carrier is a wheeled, human-operated cart designed to assist the operator by providing a place to secure a medical apparatus such as a Vacuum Assisted Closure (V.A.C.) device, as well as store assorted dressings, cords, and other personal e... | 11/15/2005 |
| 6926581 | Toy vehicle with movable chassis components A toy vehicle comprising a hinged, three part chassis having a first longitudinal end and a second, opposing longitudinal end and including a central chassis portion with first and second lateral chassis portions pivotally coupled with the central chassis portion on... | 08/09/2005 |
| 6916028 | Collapsible compact carrier device with collapsible wheel construction A wheeled carrier device is provided which, in one embodiment, includes a plurality of foldable walls supported on a base member and movable between an erected state wherein the walls define a carrier space and a collapsed state wherein the walls are folded on top o... | 07/12/2005 |
| 6607207 | Wheeled personal mobility devices with collapsible wheel axle assemblies and integrated steering and propulsion linkages Wheeled personal mobility vehicles with extremely thin stowed profiles are provided, which in one embodiment, include a plurality of movable, collapsible wheel axle assemblies which are supported on a support frame and movable between an operative state w... | 08/19/2003 |
| 6575493 | Collapsible trolley A grasping device for a case standing on rollers or the like is attached to a frontal surface of a case. In order to design the grasping device in such a way that the case is easy to transport and it is reliably prevented from tipping even when the direct... | 06/10/2003 |
| 6425591 | Modular cart A modular cart comprises a load carrying frame and a wheeled carriage supporting the load-carrying frame. The carriage includes a front carriage assembly pivotally coupled to a front of the frame and a rear carriage assembly pivotally coupled to a rear of... | 07/30/2002 |
| 6164683 | Load transporting trailer A trailer is provided that is especially suited for transporting bicycles and has load supporting, suspension, storage, parking, and rolling functions. The trailer has a main frame providing a trailer bed, adapted to support a plurality of bicycles, and a... | 12/26/2000 |
| 6135475 | Portable wheelchair A collapsible wheelchair is disclosed. The wheelchair includes a first wheel and a second wheel secured on opposites sides of a central support frame designed to support a seat member. The first wheel and the second wheel define a space within the circumf... | 10/24/2000 |
| 5941542 | Load transporting trailer A lightweight, low profile trailer especially suited for transporting bicycles. The trailer includes pivotally interconnected upper load supporting and lower suspension frames which have load supporting, suspension, storage, and parking functions. Bicycle... | 08/24/1999 |
| 5643041 | Toy vehicle having adjustable load clearance A toy vehicle comprising a body and a chassis on which the body is mounted through connecting members. The chassis has front and rear tires. The chassis is divided on its center axis along a longitudinal direction of the chassis into two parts comprising ... | 07/01/1997 |
| 5403022 | Carriage for a juvenile car seat A carriage for the support and transport of a juvenile car seat, the carriage including a frame for attachment of the juvenile car seat thereto, the frame including a front cross member defining a front of the frame, a rear cross member defining a rear of... | 04/04/1995 |
| 5318311 | Combination child vehicle seat and stroller A combination vehicle seat and stroller for a child is provided with retractable wheel assemblies which forms a substantially flush, smooth bottom surface which will minimize damage to the upholstery of the vehicle. The apparatus is provided with a handle... | 06/07/1994 |
| 5253886 | Wheelchair A collapsible wheelchair having a pair of opposed side frames connected by scissors cross bars and having a pair of vertical shafts, which terminate in handles connected to the rear end of the side frame. A pair of seat-supporting members telescope into t... | 10/19/1993 |
| 5028060 | Utility cart A cart having a load receiving box supported by a rectangular frame inset within the box lower perimeter. End members of the frame swingably carry front and rear axle frames while side members of the frame swingably carry struts which engage the axle ends... | 07/02/1991 |
| 5016893 | Collapsible support and transport stand for personal watercraft A collapsible support and transport stand is provided to receive a personal watercraft, such as a jet ski, water scooter, or the like from the back of a pick-up truck, for example, and to transport the personal watercraft into the water over typical beach... | 05/21/1991 |
| 4946180 | Convertible child support apparatus A child support apparatus for use as a safety car seat, stroller, highchair and crib. The apparatus has telescoping legs with retractable wheels and pivotable handles which may be extended to function as a stroller or retracted and pivoted to become a saf... | 08/07/1990 |
| 4858940 | Stairway accessible carry cart with foldaway wheels A carry cart having auxiliary wheels on the lower portion of its telescoping arms for redistributing the load of the carry cart when going stairs or the like. The auxiliary wheels are each spring-loaded by two-way hinges. The hinges each include an upper ... | 08/22/1989 |
| 4758009 | Transport hand-cart This transport hand-cart is used for carrying luggage or similar items and is collapsible into briefcase form. The cart has removeable wheel carriages and handle that fit into recesses in the flat load carrying portion of the cart. The wheel carriages and... | 07/19/1988 |
| 4664397 | Perambulator The invention relates to a perambulator. The perambulator wheels are, at each side of the perambulator, in pairs (5, 6) mounted to the undercarriage by means of a pivoting element (7) which is pivotable around one longitudinal axle fixed to the undercarri... | 05/12/1987 |
| 4659096 | Carriage device A carriage device providing a base structure having a frame with a pair of parallel tubular members and front and rear cross members extending between and secured therewith to provide a rectangular configuration, and wheel means for movably supporting the... | 04/21/1987 |
| 4620711 | Multi-function child carrier A child carrier comprised of a seat-mounting frame and a lower wheel frame assembly depending downwardly from the mounting frame, the wheel frame assembly including front and rear wheels supported for downward extension from the wheel frame assembly, and ... | 11/04/1986 |
| 4310166 | Transport apparatus especially for goods, capable of travelling over stairs A transport apparatus having a loading bridge, is movable by hand for transporting loads over stairs. There are two front rollers (3), which are either extendable or variable in their angular position, and two rear rollers (7), which are secured to downwa... | 01/12/1982 |
| 4274644 | Four wheeled hand truck A hand truck having a platform; a pair of wheel-connecting bars rotatably attaching to the platform; a plurality of wheels connecting to the bars, at least two of the wheels being rotatable thereon; and a handle member pivotally connecting at two points o... | 06/23/1981 |
| 4248443 | Foldable stroller A stroller which is foldable to a flat rectangular configuration has an occupant seating structure, seat supporting structure, seat supporting members extending downwardly from the seat to ground engaging wheels, and a handle connected to one of the struc... | 02/03/1981 |
| 4109926 | Utility cart This disclosure pertains to a rectangular sturdy base provided with four general purpose wheels that are fitted to axles which are hingably attached to the base, enabling these wheels to be stored in an unused position adjacent the marginal edges of the b... | 08/29/1978 |
| 3968991 | Collapsible seat structures A collapsible volume frame, when erected, presents in each of two opposite side elevations a side space frame defined by four points which if joined would form a quadrilateral; and presents further space frames in the four other aspects. The side space fr... | 07/13/1976 |
