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Patent Searching and Data


Title:
CONTROL SYSTEM AND METHOD FOR BRAKING A HYDROSTATIC DRIVE MACHINE
Document Type and Number:
WIPO Patent Application WO/2010/025133
Kind Code:
A3
Abstract:
A method of braking a hydrostatic drive machine (10) includes steps of reducing a displacement of a pump (18) of a hydrostatic drive system (14) to a non-zero displacement, and increasing a displacement of a motor (22) of the hydrostatic drive system (14) to a displacement that is less than a maximum displacement. The method also includes a step of accelerating an engine (20) of the hydrostatic drive system (14) toward a desired engine speed range.

Inventors:
BASANA, J., Swapna (9915 N. Barbados Drive, Peoria, IL, 61615, US)
DANIEL, Steven, A. (313 Oakbrook Drive, East Peoria, IL, 61611, US)
THOMSON, Norval (4809 Cedar Hills Drive, Dunlap, IL, 61525, US)
ANDERSON, Michael (178 E. South Lakeview, East Peoria, IL, 61611, US)
SERGISON, Daniel, P. (3500 E. Washington Street, East Peoria, IL, 61611, US)
Application Number:
US2009/054885
Publication Date:
May 20, 2010
Filing Date:
August 25, 2009
Export Citation:
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Assignee:
CATERPILLAR INC. (100 N.E. Adams Street, Peoria, IL, 61629-9510, US)
BASANA, J., Swapna (9915 N. Barbados Drive, Peoria, IL, 61615, US)
DANIEL, Steven, A. (313 Oakbrook Drive, East Peoria, IL, 61611, US)
THOMSON, Norval (4809 Cedar Hills Drive, Dunlap, IL, 61525, US)
ANDERSON, Michael (178 E. South Lakeview, East Peoria, IL, 61611, US)
SERGISON, Daniel, P. (3500 E. Washington Street, East Peoria, IL, 61611, US)
International Classes:
B60T10/04; B60K6/08; B60W10/04; B60W30/18; F15B21/00
Foreign References:
US6454033B12002-09-24
KR20080027916A2008-03-28
JPH01275244A1989-11-02
JPH0930273A1997-02-04
Attorney, Agent or Firm:
CHANG II, Richard, K. C.. et al. (100 N.e. Adams Street, Peoria, IL, 61629-9510, US)
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