Self-contained type automatic belt tensioner

Details Self-contained type automatic belt tensioner Self-contained type automatic belt tensioner

1987-12-08

1989-01-17

Bui, Thuy M.

Endless belt power transmission systems or components

Means for adjusting belt tension or for shifting belt,...

Tension adjuster or shifter driven by electrical or fluid motor

474138, F16H 708

Patent

active

047985631

ABSTRACT:
A self-contained type automatic belt tensioner adjusts a tension of an engine timing belt for automobiles. The tensioner comprises a body, a plunger slidably mounted in the body, a reservoir chamber located in the plunger, a pressure chamber disposed between the plunger and a closed wall of the body, a rod member fixed to the plunger, a bellows shaped elastic diaphragm located in the reservoir chamber with one end thereof being fixed to the rod member and the other end being fixed to the body, a check valve allowing a fluid flow only from the reservoir chamber to the pressure chamber, and a return spring interposed between the plunger and the closed wall of the body so as to bias said plunger in the direction of the rod member.

REFERENCES:
patent: 4539001 (1985-09-01), Okabe
patent: 4674996 (1987-06-01), Anno et al.
patent: 4708696 (1987-11-01), Kimura et al.

Affiliated with

Also associated with

Rating

Self-contained type automatic belt tensioner does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Self-contained type automatic belt tensioner, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Self-contained type automatic belt tensioner will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2412472