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:
May. 09, 2006

Filed:

Jun. 08, 2004
Applicant:

Yoshitaka Oota, Wako, JP;

Inventor:

Yoshitaka Oota, Wako, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 48/12 (2006.01); F16H 63/00 (2006.01); F16D 11/06 (2006.01); F16D 13/24 (2006.01);
U.S. Cl.
CPC ...
Abstract

Ball member is provided between a ball retaining member provided integrally with a driving rotational member and opposed axial end portions of left and right drive shafts, and a selection can be made as necessary between a non-differential operation mode where the drive shafts rotate substantially equally and a differential operation mode where the drive shafts rotate differentially. The retaining member has a through-hole portion to receive part of the ball member. Shift member is slidably fitted over the retaining member and includes a ball-restricting portion of an inner diameter generally equal to an outer diameter of the retaining member and a ball-releasing portion having a greater inner diameter than the restricting portion. Power-transmitting portions are provided on the opposed axial ends with which the ball member is engageable to transmit the driving power.


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