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:
Oct. 24, 2017
Filed:
Nov. 18, 2013
Husqvarna Ab, Huskvarna, SE;
Stefan Kullberg, Jönköping, SE;
Joakim Persson, Skillingaryd, SE;
Anders Hansson, Huskvarna, SE;
Håkan Fransson, Jönköping, SE;
HUSQVARNA AB, Huskvarna, SE;
Abstract
The invention relates to a starting device () for an internal combustion engine, the starting device () comprising a hub () configured to drivingly engage an internal combustion engine when the hub () is rotated in a first direction (A); a pulley () interconnected with the hub () by a spring (); a shaft () on which the pulley () and hub () are mounted independently rotatable; a flexible member () attached to and coiled about the pulley (); and where the spring () coupled at a first end () to the hub () and at a second end () to the pulley (). The pulley () comprises a recess () arranged to receive the flexible member (), which recess has the shape of a conical helix having a first end (A) with a first diameter and a second end (B) with a second diameter, larger than the first diameter; and is attached to the pulley () at the second end (B).