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:
Aug. 24, 2010
Filed:
Jun. 11, 2009
Ting Wang, Jiangsu, CN;
Chaojie Zhang, Jiangsu, CN;
Shengli Wang, Jiangsu, CN;
Wenchen Song, Jiangsu, CN;
Ting Wang, Jiangsu, CN;
Chaojie Zhang, Jiangsu, CN;
Shengli Wang, Jiangsu, CN;
Wenchen Song, Jiangsu, CN;
Jiangsu World Plant-Protecting Machinery Co., Ltd., Danyang, Jiangsu, CN;
Abstract
A sliding pulley drive mechanism in cutting platform of lawn mower is disclosed. The drive mechanism includes an engine for the fixed to a chassis; a cutting platform connected to, and capable of moving up and down in relation to the chassis; cutting platform drive belts fitted over the output shaft of the engine, an external spline shaft is fixed to the output shaft of the engine, and a belt pulley with an internal spline is mounted on an external spline shaft. Through a spline mechanism, the belt pulley on the engine can slide up or down on the output shaft of the engine as the elevation of the cutting platform is adjusted, so that the cutting platform drive belts are kept in the same plane, and therefore the belt service lifespan is elongated.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile