...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7775546 | Collapsing vehicle tow hook A collapsible tow hook for a motor vehicle includes a housing attached to a vehicle structure, a bracket pivotally mounted on the housing, a tow loop attached to the bracket and adapted to receive a tow cable that pulls on the tow loop in a towing direction. An inte... | 08/17/2010 |
| 7753396 | Automotive vehicle tow hooks An automotive vehicle is provided with a vehicle body and at least one tow hook. The vehicle body has a front end and a rear end. The at least one tow hook is pivotally connected to the front end of the vehicle body and may pivot between a stored position at least p... | 07/13/2010 |
| 7309076 | Towing hitch assembly A hitch assembly to be connected between a tow vehicle and a trailer includes a first shaft adapted to be attached to said tow vehicle, the first shaft being stationary with respect to the tow vehicle, a second shaft for mounting a ball to accept the trailer and bei... | 12/18/2007 |
| 7011330 | Automatic hitch assembly An automatic hitch may include a base, a support surface, a jaw assembly connected to the base and having engaged and disengaged positions and a biasing member associated with the jaw assembly. The biasing member may be configured to normally bias the jaw assembly t... | 03/14/2006 |
| 7004489 | Connection device for interconnecting tugger carts A connection device is provided for interconnecting first and second tugger carts. The connection device includes a striker element projecting from the first tugger cart. A connecting arm is pivotably connected to the second tugger cart and includes a terminal end t... | 02/28/2006 |
| 6902182 | Hitch device A hitch device for use with a pulling vehicle and a trailer, including a first hitch arm and a second upwardly directed hitch arm. At a second end of the second upwardly directed hitch arm is a joint allowing rotation about at least two axes. The hitch device positi... | 06/07/2005 |
| 6857651 | Aircraft ground support vehicle tow-bar A tow-bar having a skeletonized tongue portion is described. A stopper is typically includes on the bottom portion of the tongue. A head piece having handles internal to the head piece is connected to one end of the tongue. The handles are typically positioned in a ... | 02/22/2005 |
| 6634667 | Pintle hook connection A connection (1) for a pintle hook tow point having a rearwardly and upwardly extending horn, and which extends rearwardly from a forward mounting plate of the pintle hook tow point. A bracket (2) of the connection (1) carries a transverse roller (3) moun... | 10/21/2003 |
| 6595540 | Pivotal trailer hitch A pivotal hitch assembly (14) includes a housing (22) that is pivotally coupled to mounting plates (57) and (58) that are rigidly attached to a draw bar (60) of a trailer. The housing includes a pair of connector tubes (56) that receive pins (63), (64) th... | 07/22/2003 |
| 6364338 | System for towing small four wheeled vehicles A tow system is disclosed for towing small four-wheel vehicles having handlebars for steering and equipped with a front luggage bar assembly, e.g. an ATV, behind a van or other tractor vehicle. Such tow system includes a tow bar portion that connects to t... | 04/02/2002 |
| 5913528 | Mobile cleaning trolley and trailer A cleaning vehicle which is suitable for holding and transporting containers and devices for the commercial cleaning and disinfection of floors and other surfaces, consists of a main vehicle with wheels and a trailer with wheels and a coupling for connect... | 06/22/1999 |
| 5685554 | Telescoping tow bar apparatus A tow bar apparatus is attached to a vehicle to be towed and includes a vehicle attachment assembly which includes a transverse strut member and a pair of connector assemblies, attached to the transverse strut member, for attaching the vehicle attachment ... | 11/11/1997 |
| 5641173 | Cycling trailer A light weight aerodynamically efficient cycling trailer having a single wheel is provided for towing behind a bicycle or motor cycle. The disclosed cycling trailer includes a body enclosure, an overlying lid, a light weight frame, the first end of the fr... | 06/24/1997 |
| 5381647 | ATV mower articulating hitch An apparatus comprising a front mower driven by a self propelled all terrain vehicle to the rear of the mower and connected by an articulating hitch. The hitch includes a pair of spaced pivot mechanisms to allow the mower to pivot from front to rear relat... | 01/17/1995 |
| 5306037 | Mobile home trailer under-vehicle hitch There is disclosed a modular trailer hitch and tow bar having multiple coupling points at which the trailer may be separated from its towing vehicle. The first is a pivoting coupling on a vehicle mount unit near the horizontal axis of the towing vehicle r... | 04/26/1994 |
| 5226657 | Vehicle towing means This invention is a vehicle towing means to be readily mounted between a towing vehicle and a towed vehicle requiring a minimum amount of effort, strength, and skill for doing so. The vehicle towing means includes 1) a main support assembly releasably con... | 07/13/1993 |
| 4978134 | Foldable towing hitch for vehicles A foldable towing hitch attachable to a vehicle, having a pair of articulately attached arms extendable therefrom, one of said arms being foldable for collapsing both arms against the vehicle for storage, and further having a hitch bracket retaining the e... | 12/18/1990 |
| 4948157 | Connection means between adjacent articulated segments of an omnibus An omnibus in the form of an articulated vehicle with one traction vehicle and one or more trailer towed thereby characterized in that the traction vehicle is coupled with at least one trailer in a modular fashion by a detachable towbar which at its front... | 08/14/1990 |
| 4758011 | Trailer and attachment for horse training A trailer is adapted to be hitched to the back of a horse-drawn jogger, the trailer having a frame and a tongue extending forwardly from the frame with a hitch apparatus for attachment to the jogger. The frame supports two spaced-apart wheels and a grill.... | 07/19/1988 |
| 4715610 | Hitch for a vehicle having a single rear wheel A self-storing hitch for a single rear wheeled vehicle including a generally C-shaped support having opposite ends pivotally attached to the vehicle frame on opposite sides of the single rear wheel. The support carries a hitch plate and is movable between... | 12/29/1987 |
| 4361342 | Tow hitch assembly A tow hitch assembly for connecting a tractor vehicle to a trailer vehicle includes a mounting member adapted to be secured to the frame of one of the vehicles and a tow bar releasably securable to the mounting member at one end and adapted to be secured ... | 11/30/1982 |
| 4257621 | Vehicle hitch and drawbar assembly A hitch and drawbar assembly (10) arranged so that bolts (38) securing the hitch (17) to the drawbar (18) have substantially only tension forces applied thereto in transmitting a pulling force from the vehicle (11) to the hitch. The drawbar of the assembl... | 03/24/1981 |