Tools – Wrench – screwdriver – or driver therefor – Handle clutched to head
Patent
1993-03-03
1994-10-04
Smith, James G.
Tools
Wrench, screwdriver, or driver therefor
Handle clutched to head
81 591, 192 44, B25B 1346
Patent
active
053515838
ABSTRACT:
A toothless ratchet and clutch mechanisms chararacterized by substantially continuous engagement of the rachet wheel, thus allowing the mechanism to operate even under very limited-space conditions. Also, a biasing mechanism for the stem of the socket driver of the rachet or clutch, which eliminates backlash, if the stem is undersized as compared to the socket cavity which receives the stem.
REFERENCES:
patent: 2609718 (1952-09-01), Fluke
patent: 4441387 (1984-04-01), Hendricks
patent: 4524652 (1985-06-01), Wenzel et al.
patent: 5052252 (1991-10-01), Szymber et al.
patent: 5152197 (1992-10-01), Szymber et al.
Szymber Oleg
Vassiliou Eustathios
PatCore, Incorporated
Smith James G.
Vassiliou E.
LandOfFree
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