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Patent Searching and Data


Title:
TRANSMISSION, AND SHIFT METHOD IN TRANSMISSION
Document Type and Number:
Japanese Patent JP2007333191
Kind Code:
A
Abstract:

To prevent an input of an unnecessary load to a shift mechanism in the switching operation of an operating lever.

A stopper mechanism 50 is provided for abutting on an extended part 34c of a lower lever 34 to restrict the operating lever 30 to tilt in a shift direction. When starting to step on a clutch pedal 84, a first linear magnet solenoid 52 and a second linear magnet solenoid 54 are switched off to allow the operating lever 30 to be operated from a present shift stage to a neutral stage. When the clutch pedal 84 is completely stepped on, the first linear magnet solenoid 52 or the second linear magnet solenoid 54 in an on-state is switched off to allow the operating lever 30 to be shift-operated from the neutral stage to a requested shift stage. As a result, the operating lever 30 cannot be shift-operated into a requested shift stage in the incompletely cut-off state of connection between a crankshaft of an engine and an input shaft 2. The input of an unnecessary load to a synchronizer S can thereby be prevented.

COPYRIGHT: (C)2008,JPO&INPIT


Inventors:
KITAYAMA SHIGEO
FUJIWARA HIROAKI
TAKAI HIROFUMI
Application Number:
JP2006169244A
Publication Date:
December 27, 2007
Filing Date:
June 19, 2006
Export Citation:
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Assignee:
AICHI MACHINE IND
International Classes:
F16H61/16; B60K20/02; F16H59/04; F16H59/40; F16H59/44; F16H59/56; F16H61/682
Attorney, Agent or Firm:
Yoshihisa Shimizu