Multi-material ripper tip

Details Multi-material ripper tip Multi-material ripper tip

1975-09-08

1976-10-12

Lanham, C.W.

Metal working

Method of mechanical manufacture

Shaping mating parts for reassembly in different positions

37142R, 175374, 175410, 175411, 172747, 172719, 172713, 29401A, 29DIG31, 29530, 29522, 76DIG11, B22F 324

Patent

active

039849104

ABSTRACT:
A multi-material earthworking ripper tip having a leading nose portion comprised of a material having greater wear resistance and strength at elevated temperatures than the material which comprises the rearward shank supporting portion of the tip. In one embodiment, a bi-metallic nose portion is inertial welded to the shank support portion of the tip. In another embodiment powdered tungsten carbide is sintered in situ within a hollow bore of a steel nose portion. Alternately, a solid core of tungsten carbide could be soldered, brazed or press fitted within said hollow bore.

REFERENCES:
patent: 2033594 (1936-03-01), Stoody
patent: 2034550 (1936-03-01), Adams
patent: 2089481 (1937-10-01), Howard
patent: 2148925 (1939-02-01), Bochy
patent: 2252697 (1941-08-01), Brassert
patent: 3356418 (1967-12-01), Healey et al.
patent: 3648343 (1972-03-01), Haller
patent: 3932952 (1976-01-01), Helton

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