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Patent Searching and Data


Title:
PISTON TYPE POWER MACHINE
Document Type and Number:
WIPO Patent Application WO/2011/137649
Kind Code:
A1
Abstract:
A piston type power machine comprises a cylinder body (1) and a piston component (2) mounted in the cylinder body (1). Both ends of the piston component (2) are symmetrically provided with pistons (21) which are fixed on the respective ends of a connecting-rod (22); the connecting-rod (22) is provided with racks (23) arranged in the moving direction of the pistons and gears (24) engaged with the racks (23); and the gears (24) are fixed on a power output shaft (26) of the power machine by a one-way bearing (25). The power machine increases energy utilization rate, improves the cylinder volume density and power density, and facilitates manufacturing.

Inventors:
WU WEIJIAN (CN)
Application Number:
PCT/CN2010/079839
Publication Date:
November 10, 2011
Filing Date:
December 15, 2010
Export Citation:
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Assignee:
WU WEIJIAN (CN)
International Classes:
F02B75/32; F01B9/02; F02B75/18; F03C1/02
Foreign References:
CN101858251A2010-10-13
CN201184240Y2009-01-21
CN1699731A2005-11-23
CN2350537Y1999-11-24
DE3531862A11987-03-19
Attorney, Agent or Firm:
YOGO PATENT & TRADE MARK AGENCY LIMITED COMPANY (CN)
广州粤高专利商标代理有限公司 (CN)
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Claims: