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:
Mar. 21, 2000
Filed:
Jul. 10, 1997
Applicant:
Inventors:
Clay Allen Burns, Boston, MA (US);
Peter Madelaire Nielsen, Quincy, MA (US);
John Aloysius Sullivan, Wayland, MA (US);
Frederic Ballou-Viaux Sullivan, Wayland, MA (US);
Assignee:
Evolutionary Designs, Inc., Wayland, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A63C / ;
U.S. Cl.
CPC ...
280 1119 ; 280 1122 ; 280 1128 ;
Abstract
A suspension system for a skate including a shoe and a truck device. The suspension system includes a four bar linkage having a forward mount connectable to the shoe; a rearward mount connectable to the shoe, a first double pivot mechanism interconnecting the forward mount with the truck device, and a second double pivot mechanism interconnecting the rearward mount with the truck device. A shock absorber subsystem biases the position of the truck device relative to the shoe.