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.

Date of Patent:
Jan. 03, 2006

Filed:

Aug. 19, 2003
Applicants:

Shuhei Tsunoda, Tokyo, JP;

Isao Tohyama, Tokyo, JP;

Toshinori Morishige, Tokyo, JP;

Inventors:

Shuhei Tsunoda, Tokyo, JP;

Isao Tohyama, Tokyo, JP;

Toshinori Morishige, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02N 3/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A recoil starter having improved durability by inhibiting excessive deformation of a damper spring, and capable of receiving a damper spring with high shock-absorbing and force-storing capabilities. The recoil starter includes a rope reel and a cam which are rotated by pulling a recoil rope, so that a rotation of the cam is transmitted to an engine via a ratchet mechanism to start the engine. A damper spring which couples the rope reel and the cam to each other has, at opposite ends thereof, engaging portions radially movably supported by holding portions of the rope reel and the cam, respectively, so that substantially the overall length of the damper spring winds and tightens uniformly around outer peripheral surfaces of both bosses of the rope reel and the cam due to a startup resistance of the engine.


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