Tools – Wrench – screwdriver – or driver therefor
Patent
1976-02-19
1979-01-09
Jones, Jr., James L.
Tools
Wrench, screwdriver, or driver therefor
B25B 1900
Patent
active
041332296
ABSTRACT:
An impacting apparatus comprising a hammer assembly including a housing and a driven, reciprocating ram extending axially from one end of the housing; an anvil assembly including a housing and a manually adjustably anvil extending axially from one end of the housing; and a pair of arms for connecting the one end of the anvil assembly housing to the one end of the hammer assembly housing with the anvil in facing, spaced, coaxial relationship to the reciprocating ram. Such impacting apparatus may be used to loosen threaded members that are tightly engaged by positioning such members between the anvil and the ram.
REFERENCES:
patent: 2313270 (1943-03-01), Sapp
patent: 2354841 (1944-08-01), Shaff
patent: 3576064 (1971-04-01), Brackin
Hinderstein Philip M.
Jones Jr. James L.
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