Device for holding surveyor's instrument

Details Device for holding surveyor's instrument Device for holding surveyor's instrument

1979-11-26

1982-07-20

Shepperd, John W.

Geometrical instruments

Straight-line light ray type

Rod or target

248163R, G01C 1508

Patent

active

043398804

ABSTRACT:
The device of the present invention comprises a tripod having a platform at its top and three legs pivotally connected at their upper ends to the platform member and diverging downwardly and outwardly therefrom. Three connecting members interconnect the lower ends of the tripod legs. A stake holding means is provided on the tripod and includes an upper bracket connected to the tripod platform and a lower bracket connected to one of the connecting members. The upper and lower brackets each have an opening therein, and the openings of the two brackets are vertically registered for receiving a surveyor's stake. A range pole adapter is adjustably mounted on the upper end of the surveyor's stake and is adapted to hold the surveyor's prism or other instrument.

REFERENCES:
patent: 1272069 (1918-07-01), McMillan
patent: 2058998 (1936-10-01), Koulichkov
patent: 2245901 (1941-06-01), Chaskin
patent: 2780869 (1957-02-01), Long
patent: 2835975 (1958-05-01), Zimmerman
patent: 2843347 (1958-07-01), King
patent: 3517445 (1970-06-01), Harris
patent: 3972622 (1976-08-01), Mason et al.
patent: 4192076 (1980-03-01), Hall

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