Control point adjustment mechanism

Signals and indicators – Bells – Gong type

Patent

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Details

73432A, 1161365, 137552, G01D 1300, G05B 2300, G09F 900

Patent

active

040904679

ABSTRACT:
An apparatus is disclosed for use in a control system having a control point adjustment and a throttling range adjustment, the apparatus having, for example, a first dial having a throttling range pointer attached thereto, a second dial having throttling range indicia and control point indicia thereon, a control point pointer for cooperating with the control point indicia, a shaft connecting the first dial to the control point adjustment and a locking screw for locking the first and second dials together so that the first and second dials rotate in unison for changing the control point of the system and for unlocking the first and second dials so that the first dial can be rotated to change the control point to compensate for any adjustments in the throttling range of the control system.

REFERENCES:
patent: 1387991 (1921-08-01), Kunke et al.
patent: 1530094 (1925-03-01), Ryan
patent: 2408795 (1946-10-01), McGlone
patent: 2735669 (1956-02-01), Seiler
patent: 2907931 (1959-10-01), Moore, Jr.
patent: 3315250 (1967-04-01), Higgins, Jr.
patent: 3469559 (1969-09-01), Mulley
patent: 3707676 (1972-12-01), Bretagne et al.
patent: 4024767 (1977-05-01), Kamf

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