Invention Grant
- Patent Title: Zero-turn radius lawnmower with suspension system
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Application No.: US15653167Application Date: 2017-07-18
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Publication No.: US10093179B2Publication Date: 2018-10-09
- Inventor: Mark J. Melone , James F. Marshall , Richard Smith , Mark Lynch , Travis Rasch , Erik Slegelis , Steven J. Weber , Denis Oswald
- Applicant: BRIGGS & STRATTON CORPORATION
- Applicant Address: US WI Milwaukee
- Assignee: BRIGGS & STRATTON CORPORATION
- Current Assignee: BRIGGS & STRATTON CORPORATION
- Current Assignee Address: US WI Milwaukee
- Agency: Greenberg Traurig LLP
- Main IPC: A01D34/64
- IPC: A01D34/64 ; B60G9/00 ; B60K17/10 ; B60K17/00 ; A01D75/00 ; B60K1/00 ; A01D69/00 ; A01D67/00 ; A01D69/02 ; A01D34/00

Abstract:
Some embodiments include a transaxle drive system for ride-on equipment with a plurality of transaxle assemblies supported by a suspended subframe, and a frame supported on a pair of front wheels at one end that is coupled to and pivotably suspends the subframe. Some embodiments include a power source with a drive pulley supported by the frame at an opposite end. Some embodiments include a belt coupling the drive pulley to a driven pulley of the transaxle assemblies. In some embodiments, the plurality of transaxle assemblies can be driven from the drive pulley by at least a portion of the belt. Further, in some embodiments, the plurality of transaxle assemblies include a first and second transaxle assembly each coupled to a separate rear wheel. The first and second transaxle assemblies are suspended from the subframe, and can be pivoted together about the frame, and the at least one drive pulley.
Public/Granted literature
- US20170313184A1 ZERO-TURN RADIUS LAWNMOWER WITH SUSPENSION SYSTEM Public/Granted day:2017-11-02
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