Metal deforming – Process – With attenuation – thickening – elongating or shortening of...
Patent
1983-02-17
1984-12-18
Larson, Lowell A.
Metal deforming
Process
With attenuation, thickening, elongating or shortening of...
414671, B21K 172
Patent
active
044884222
ABSTRACT:
There is disclosed a method of making a fork for a fork lift vehicle, which fork is formed with an integral head, created by forging the same, into a hooked shape form, the rest of the fork being of generally conventional configuration, the fork further including a mechanism to effect latching of the same in position for use made possible by the method and ultimate form of the fork head and to make positive the positioning and release of the fork for movement into various transverse positions with respect to the vehicle.
REFERENCES:
patent: 963372 (1910-07-01), Johnson et al.
patent: 3126612 (1964-03-01), Poirier
patent: 3512671 (1970-05-01), Morocco
patent: 3819078 (1974-06-01), Walsh
Kish Thomas J.
Quinn Russell C.
Rossman John A.
Wolf Theodore L.
Jos. Dyson and Sons, Inc.
Larson Lowell A.
Robb Frank B.
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