Slack control for crawler type track assemblies

Details Slack control for crawler type track assemblies Slack control for crawler type track assemblies

1979-04-20

1981-03-03

Marmor, Charles A.

Wheel substitutes for land vehicles

Tracks or treads

With sag prevention means

305 25, 305 35R, B62D 5520

Patent

active

042537088

ABSTRACT:
PCT No. PCT/US79/00253 Sec. 371 Date Apr. 20, 1979 Sec. 102(e) Date Apr. 20, 1979 PCT Filed Apr. 20, 1979 PCT Pub. No. WO80/02269 PCT Pub. Date Oct. 30, 1980.
A crawler type vehicle including a main frame (10), a track frame (14), a continuous track (24) having upper and lower runs composed of plural rigid track links (26) mounting track shoes (28) and pivotally interconnected by pins (30) and bushings (42), an idler sprocket (16) on the track frame and a drive sprocket (20) engaging some of the bushings. The invention contemplates the improvement of a flexible belt (46) unattached to but supporting the upper run of the track assembly.

REFERENCES:
patent: 1773777 (1930-08-01), De Rocher
patent: 1975726 (1934-10-01), Martinale
patent: 2416679 (1947-03-01), Curtis
patent: 2462643 (1949-02-01), Johnson et al.
patent: 3734577 (1973-05-01), Snellman
patent: 4124255 (1978-11-01), Kohriyama

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