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U.S. Department of Energy
Office of Scientific and Technical Information

Gear synchronizer assembly for power transmission

Patent ·
OSTI ID:6377650
This patent describes a gear synchronizer assembly comprising a gear member rotatable on a transmission shaft, a spline piece mounted on the gear member for rotation and formed at one side with a conical portion with external spline teeth. The improvement on the clutch sleeve is formed at an inner periphery with a first internal radial projection of large circumferential width. A pair of circumferentially spaced second internal radial projections of small circumferential width are arranged at opposite sides of the first internal radial projection. The first and second internal radial projections each are formed at one side with a pair of chamfers and axially movable in corresponding axial grooves in the cylindrical hub portion of the hub member. The synchronizer ring is formed with a pair of raised portions arranged to be engaged with the first internal radial projection. Synchronizer ring is further formed with another pair of raised portions which are arranged to be engaged with the second internal radial projections.
Assignee:
Toyota Jidosha Kabushiki Kaisha, Aichi
Patent Number(s):
US 4674614
OSTI ID:
6377650
Country of Publication:
United States
Language:
English