Machine element or mechanism – Gearing – Interchangeably locked
Reexamination Certificate
2007-03-20
2007-03-20
Pang, Roger (Department: 3681)
Machine element or mechanism
Gearing
Interchangeably locked
C074S60600R
Reexamination Certificate
active
10967203
ABSTRACT:
The present invention is to provide a transmission gearbox comprising a gearshift shifting mechanism formed by a gearshift hub, a first push rod, a second push rod, a first sliding block and a second sliding block to transfer engine driving force from a driven shaft through a linking shaft and a main shaft to an output shaft, wherein the first sliding block is slidably mounted on the main shaft; the main shaft has mounted thereon a forward gear, a low-range gear, and a transmission gear; the second sliding block is slidably mounted on the linking shaft; the linking shaft has mounted thereon a back gear, a low-range gear, a forward gear, and a drive bevel gear, the back gear being mounted on the linking shaft at one side relative to the second sliding block, the low-range gear, forward gear and drive bevel gear at the linking shaft being disposed at one side relative to the second sliding block opposite to the back gear.
REFERENCES:
patent: 4574652 (1986-03-01), Shichinohe et al.
patent: 4989468 (1991-02-01), Kumazawa
Bacon & Thomas PLLC
Knight Derek D.
Kwang Yang Motor Co. Ltd.
Pang Roger
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