Metal working – Method of mechanical manufacture – With separating – localizing – or eliminating of as-cast...
Patent
1982-04-26
1984-07-17
Goldberg, Howard N.
Metal working
Method of mechanical manufacture
With separating, localizing, or eliminating of as-cast...
339133R, B23P 1900, H02B 102
Patent
active
044597363
ABSTRACT:
A shim for adjusting the fit of an electrical receptacle, switch or the like with the exposed surface of the surrounding wall is disclosed. The shim most preferably comprises a generally C-shaped piece of rigid material having a plurality of shimming and connecting surfaces defining a central opening. Most preferably the shim is characterized by two diametrically located shimming surfaces having concave interior edges and connected by a single connecting surface. This configuration provides shimming surfaces having increased shimming areas, while provided a shim which is easily installed and adjusted.
REFERENCES:
patent: 1992059 (1935-02-01), Despard
patent: 2029716 (1936-02-01), Hartmann
patent: 2788187 (1957-04-01), Cookson et al.
patent: 3403217 (1968-09-01), Drapkin
patent: 3662085 (1972-05-01), Robinson et al.
patent: 3689864 (1972-09-01), Glader
Goldberg Howard N.
Nichols Steven E.
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