Geometrical instruments
Patent
1979-03-15
1980-07-01
Lake, Roy
Geometrical instruments
339 59M, 339217S, H01R 1356
Patent
active
042103797
ABSTRACT:
A barrier block is disclosed which incorporates an electrical terminal in the form of a hollow cylindrical barrel provided with a longitudinal slot divided into one or more pairs of wire gripping jaws. The barrel is integral with a second electrical contact connected to the barrel by an integral loop serving as a sloped wire stop at the entry of said barrel. Each electrical terminal is mounted on a web which interconnects partition walls. One of the partition walls is provided with a hook and a latch. Another partition wall is provided with a hook receiving recess and a latch receiving recess allowing a plurality of barrier blocks to be hooked and latched together.
REFERENCES:
patent: 2478143 (1949-08-01), Watts
patent: 2909756 (1959-10-01), Sitz
patent: 3172720 (1965-03-01), Teuscher et al.
patent: 4085989 (1978-04-01), McCardell
Hughes Richard L.
Soderstrom Melvin A.
Vachhani Vasantrai A.
AMP Incorporated
Jones DeWalden W.
Kita Gerald K.
Lake Roy
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