Title:
CONTROL DEVICE FOR AN AIR VALVE OF AN ENGINE
Document Type and Number:
WIPO Patent Application WO/2002/057601
Kind Code:
A1
Abstract:
The present invention provides: control device for an air valve of an internal combustion engine, said device makes the engine consume less energy, i.e. oil. By means of a cam, a swing-arm and a cooperating mechanism between the swing-arm and the valve stopper which are specially designed, the control device does not produce spring resistance when opening the air valve. Therefore, no energy output by the engine is consumed for opening the air valve, so an object of saving oil and increasing power output is achieved.
Inventors:
LAU FOO WAH (CN)
Application Number:
PCT/CN2001/001472
Publication Date:
July 25, 2002
Filing Date:
October 09, 2001
Export Citation:
Assignee:
LAU FOO WAH (CN)
International Classes:
F01L1/08; F01L1/18; F01L1/00; F01L1/30; F01L3/10; (IPC1-7): F01L1/30; F01L1/12
Foreign References:
| US4928650A | 1990-05-29 | |||
| US4098239A | 1978-07-04 |
Other References:
See also references of EP 1353043A4
Attorney, Agent or Firm:
CHINA PATENT AGENT (H.K.) LTD. (22th Floor 23 Harbour Roa, Wanchai Hong Kong, CN)
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