Locking device for whisler type adapter

Details Locking device for whisler type adapter Locking device for whisler type adapter

1985-10-02

1987-05-12

Burr, Edgar S.

Excavating

Ditch filler

403318, 403374, 403379, 299 92, E02F 928

Patent

active

046638679

ABSTRACT:
A locking device for a Whisler style adapter, which has upper and lower legs flanking an excavator lip having aligned openings and which are adapted to receive a wedge and C-clamp lock, the lock including a C-clamp and cooperating wedge which are spaced apart, and interposed therebetween is a spring loaded keeper member so as to permit movement of the adapter relative to the lip under an applied load.

REFERENCES:
patent: 2635366 (1953-04-01), Hostetter
patent: 3019537 (1962-02-01), Stephenson
patent: 3041752 (1962-07-01), Evans
patent: 3572785 (1971-03-01), Larson
patent: 3722932 (1973-03-01), Dougall
patent: 3773114 (1973-11-01), Griffin
patent: 3832077 (1974-08-01), Von Mehren
patent: 3894349 (1975-07-01), Moreau
patent: 4267653 (1981-05-01), Hahn et al.
patent: 4271615 (1981-06-01), Jones

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