Geometrical instruments – Area integrators – Electrical
Patent
1980-10-06
1982-06-01
Phillips, Charles E.
Geometrical instruments
Area integrators
Electrical
141 94, 73305, G01F 2304
Patent
active
043320864
ABSTRACT:
A device for measuring the level of a bed of finely divided solid such as a catalyst or the like. It can make the level measurement both near the center and near the periphery of the bed from a relatively small opening in the top of a container for the bed. It employs an angled tube with a line extending through the tube. The line has a weight attached to the free end of it. There is a spool mounted on a cross bar at one end of the tube for winding the line and so as to adjust the vertical position of the weight relative to the outer end of the tube.
REFERENCES:
patent: 871556 (1907-11-01), Bangs
patent: 1391504 (1921-09-01), Renkin
patent: 3975633 (1976-08-01), Larkin
Chapman Gary L.
Cummins William H.
Dearborn Henry C.
Kulason Robert A.
Phillips Charles E.
Ries Carl G.
Texaco Inc.
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