The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 23, 1982
Filed:
Nov. 21, 1980
Applicant:
Inventors:
Toshiyuki Sato, Iwata, JP;
Nobuyuki Kanno, Iwata, JP;
Assignee:
Yamaha Hatsudoki Kabushiki Kaisha, Iwata, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B62D / ;
U.S. Cl.
CPC ...
280772 ; 180210 ; 280269 ; 280282 ; 2801 / ; 280716 ;
Abstract
A tricycle having two spaced fore wheels and a single rear wheel connected to a frame structure. The fore wheels are connected to the frame by a longitudinally extending shaft. A double wishbone suspension comprised of a pair of upper arms and a pair of lower arms connected by vertical links at their outer ends join the fore wheels to the frame and longitudinal shaft. The upper arms are pivotally connected to the frame while the lower arms are pivotally and separately connected to the longitudinal shaft by a shock absorbing cushion.