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.:

US 7891645 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 22, 2011

Filed:

Oct. 27, 2006
Applicant:

Brady Matthew Schroeder, Simi Valley, CA (US);

Inventor:

Brady Matthew Schroeder, Simi Valley, CA (US);

Assignee:

Hayes Bicycle Group, Inc., Milwaukee, WI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16F 1/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

An adjustable coil spring system placed within a leg of a vehicle such as a mountain bicycle fork. The spring system comprises an adjustable first soft spring seated on top of a second firm spring having greater length than the first soft spring. A coupler assembly is positioned between two springs comprised of a threaded bolt threadedly received within a coupler. A spring adjustment mechanism may comprise a knob connected to the threaded bolt through a non-round shaped shaft, wherein the threaded bolt is disposed within the first soft spring. As the knob rotates, the coupler is moved up along the threaded bolt, decreasing the length of the first soft spring, thereby increasing firm spring characteristics of the spring system. As the knob rotates in an opposite direction, the coupler moves down, increasing the length of the first soft spring, thereby increasing soft spring characteristics of the spring system.


Find Patent Forward Citations

Schroeder, Brady. (2011). Adjustable and progressive coil spring system for two wheeled vehicles (U.S. Patent No. 7891645). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7891645

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