U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 5035252

Nicotine Containing Dental Floss

Keep away cavities and cancer at the same time.

Newsletter  PatentStorm News

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.

 

Class 280/497 - Vertically spaced connections of draft element to leading vehicle


Subclass of Class 280 - Land vehicles
Definition: Devices in which the draft element or hitch member of the
No. of patents: 23
Last issue date: 09/09/2008


NumberTitleIssue Date
7422226Anti-sway trailer hitch
An anti-sway trailer hitch connection is provided for use between a towing vehicle and a trailer and includes structure whereby slight left and right lateral movement of the forward end of the towing vehicle will not be translated into right and left lateral movemen...
09/09/2008
7367745Securing assembly for use between a bike trailer and a bike
A securing assembly for a bike and a bike trailer includes a securing body provided with a gap defined in the securing body and composed of two plates each provided with an elongated hole and a cutout to respectively correspond to and align with the elongated hole a...
05/06/2008
7326022Tow trailer assembly
A modular tow trailer assembly tows cargo behind a motor vehicle. A base assembly pivotally connects to a fork assembly. A hydraulic lifting cylinder moves the wheels downward relative to the fork assembly to raise the fork assembly into a towing position with the l...
02/05/2008
7137643Anti-sway trailer hitch
An anti-sway trailer hitch connection is provided for use between a towing vehicle and a trailer and includes structure whereby slight left and right lateral movement of the forward end of the towing vehicle will not be translated into right and left lateral movemen...
11/21/2006
7055845Adjustable hitch
A vertically adjustable hitch having a locking latch. The hitch is quickly adjustable along a vertical hitch bar using pins to secure the hitch. The upper portion of the first end of the body is offset from the center of the mounting base for the hitch in a first di...
06/06/2006
6913277Towing hitch extension
A towing hitch extension is provided that is adapted to protect the rear bumper, especially a plastic bumper, of a towing vehicle. The hitch extension includes a tow bar with front ends and rear ends. The front end couples to the rear towing hitch of the towing vehi...
07/05/2005
6139042Truck hitch mounting frame
A carrier frame for a spring cushion truck hitch includes side mounting brackets and a transverse load-resisting (torsion) bar connected between the mounting brackets. The mounting brackets connect the frame of the hitch to the truck frame, so that the ca...
10/31/2000
6089431Hoist apparatus
A hoist for lifting game animals or other loads comprises a boom mounted on a support column in communication with a base. The boom is rotatable relative to the base, which is insertable within a draw bar-type hitch receiver. The boom, support column and ...
07/18/2000
5884930Dual receiver hitch with top winch plate
A welded, steel apparatus consisting of multiple receiver tubes (A) reinforced by collars (B) separated and attached to the spacer bar (C), with a mounting tube (D) which can be inserted into a slide-in type vehicle receiver hitch. Into which is inserted ...
03/23/1999
5746275Three-point hitch for an all terrain vehicle
A three-point hitch for an all terrain vehicle (ATV) comprising a mounting frame which is attached to the axle housing of the ATV. The mounting frame is supported on the tongue hitch of the ATV and is attached to the body of the ATV so that the rear suspe...
05/05/1998
5564721Coupling mechanism for a sulky
A coupling mechanism for operatively connecting a sulky to a motorized vehicle. The sulky includes a support platform including a seat for an operator secured thereto and at least one wheel operatively, rotatably connected to the support platform. A hitch...
10/15/1996
5290056Trailer hitch guide
A trailer hitch guide with a first portion to be mounted on a tractor vehicle, and a second portion to be mounted on a trailer vehicle. The first portion having a guide telescopically mounted to the tractor such that it can be viewed by the tractor operat...
03/01/1994
5024280Soil leveling apparatus with improved frame and hitch
An improved soil leveling apparatus (10) includes a frame (12), connecting hitch means (14), and adjustable lost motion linkage (48) secured to the top connection point (52) of the hitch, and an optional scarifier assembly (16) which is supported on a con...
06/18/1991
4558881Tractor-mounted implement hitch arrangement
An improved, integrated three-point hitch arrangement is disclosed which includes a mounting arrangement for conveniently effecting a fixed connection to a tractor or the like. The hitch includes a pair of upper and lower arms pivotally connected to a mou...
12/17/1985
4531757Tractor hitch arrangement
A tractor hitch assembly including clamps mounted to the lower frame portion of a tractor. Each clamp comprised of a lug having a plurality of vertically elongated seats, and a clip pivotally mounted to the lug and having a plurality of vertically aligned...
07/30/1985
4475612Tongue assembly for powered trailer
A powered trailer for aiding a powered vehicle in moving a load trailer is selectively connected to the vehicle by a tongue assembly on a generally horizontal axis. The tongue assembly is pivotally mounted to the powered trailer in such a manner that all ...
10/09/1984
4455033Torque transmitting linkage for articulated vehicle
An articulated vehicle includes a pivotal connection to permit movement between the chassis portions about a vertical and a horizontal axis. To reduce lateral deflection between the chassis portions a torque transmitting linkage is mounted at roof level a...
06/19/1984
4424870Attachment device for the front of a motor vehicle
An attachment device is shown for mounting an implement onto the front of a motor vehicle. The attachment device is substantially contained within the hood portion of the vehicle and includes a pair of vertically aligned support members fastened to the fr...
01/10/1984
4340240Three point hitch adaptor for a tractor
An adaptor for attachment to the three point hitch of a tractor enabling attachment of various implements regardless of implement attachment point spacing. A base member adjustably carries coupling means at its lower sides positionable to coincide with th...
07/20/1982
4331345Implement weight transfer
An implement hitch arrangement comprising a fore carriage extension on the implement connected to a turntable above the rear axle of the tractor whereby the implement is supported at its front end on the tractor. The implement is drawn by a conventional d...
05/25/1982
4275899Hinged bi-level hitch for a vehicle
A heavy duty hinged bi-level hitch for mounting on a tubular bumper of a vehicle. The bi-level hitch includes an upper hitch assembly with an upper hitch ball. The upper hitch assembly is integrally formed in the center of the bumper. A lower hitch assemb...
06/30/1981
4135731Upper link storage clip
An upper link storage clip for securely maintaining the upper link of a tractor three-point hitch in its storage position without side to side movement, the storage clip being so designed that the upper link can be readily placed within it by a one hand o...
01/23/1979
4046398High clearance vehicle hitch
A vehicle hitch for use with a high clearance vehicle which provides a means by which trailers and the like may be hitched to the high clearance vehicle at either the clearance height of the high clearance vehicle or the clearance height of a conventional...
09/06/1977
 
Sign InRegister
Username  
Password   
forgot password?