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

Rear suspension systems for automatic two-wheeled vehicles

Patent 4724920 Issued on February 16, 1988. Estimated Expiration Date: Icon_subject December 6, 2005. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

463710

Motorcycle suspension system
Patent #: 3948543
Issued on: 04/06/1976
Inventor: Macdonald ,   et al.

Frameless motorcycle
Patent #: 4265329
Issued on: 05/05/1981
Inventor: de Cortanze

Rear wheel damper device for motorcycle
Patent #: 4415057
Issued on: 11/15/1983
Inventor: Yamaguchi

Rear suspension system for motorcycles
Patent #: 4511013
Issued on: 04/16/1985
Inventor: Miyakoshi ,   et al.

Rear suspension for motorcycles
Patent #: 4515236
Issued on: 05/07/1985
Inventor: Kanamori

Motorcycle drive wheel suspension system
Patent #: 4558761
Issued on: 12/17/1985
Inventor: Boyesen

Rear suspension for a motorcycle Patent #: 4561519
Issued on: 12/31/1985
Inventor: Omori

Inventors

Assignee

Application

No. 06/805515 filed on 12/06/1985

US Classes:

180/227, Including resilient means for mounting driven wheel280/284Rear forks

Examiners

Primary: Love, John J.
Assistant: Hill, Mitchell J.

Attorney, Agent or Firm

International Classes

B62K 25/28 (20060101)
B62K 25/04 (20060101)

Abstract

In a motorcycle having a rear suspension located between a body frame and a rear wheel-supporting member supported on the body frame for vertically rocking movement to rotatably support a rear wheel, the rear suspension is disposed below and along the rear wheel-supporting member to increase the minimum height of the body from the road surface for the purpose of lowering the center of gravity thereof and locate a seat at a lower position.

PatentsPlus Images
Enhanced PDF formats
loading...
PatentsPlus: add to cart
PatentsPlus: add to cartSearch-enhanced full patent PDF image
$9.95more info
PatentsPlus: add to cart
PatentsPlus: add to cartIntelligent turbocharged patent PDFs with marked up images
$18.95more info
 
Sign InRegister
Username  
Password   
forgot password?