The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 04, 2006

Filed:

Apr. 16, 2003
Applicant:

Toshio Kobayashi, Tokyo, JP;

Inventor:

Toshio Kobayashi, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 3/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

An automatic transmission with input shaft having drive gears and an output shaft with driven gears engaging with the drive gears are provided. A transmission gear for transmitting a power is selectively switched from transmission gear trains of the drive gears and driven gears, by a switching mechanism. An input clutch for switching engine power transmission and input shaft disconnect states is arranged between an engine crankshaft and the input shaft. Bypass clutches capable of transmitting the power to the respective transmission gear trains are provided at an end portion of the input shaft, and the engine power is transmitted to the output shaft via at least any one of the bypass clutches at a time of shifting gears. The input clutch and the plurality of bypass clutches are concentrically arranged in series between the engine and the input shaft providing size reduction.


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