US Patent: 383,226 - Automatic pressure-regulator and safety-valve


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US Patent: 383,226

Automatic pressure-regulator and safety-valve

Patentee:

Archie G. Hohenstein (exact or similar names) - Brooklyn, NY

USPTO Classifications:

137/466, 137/505, 251/284

Tool Categories:

propulsion and energy : steam apparatus : stationary boilers : steam valves

propulsion and energy : steam apparatus : steam valves

Assignees:

Hohenstein Mfg. Co. - Newark, NJ

Manufacturer:

Hohenstein Mfg. Co. - Newark, NJ

Witnesses:

E. R. Meeker

Frederick O. Worrell

Patent Dates:
Applied:	Sep. 10, 1887
Granted:	May 22, 1888

Patent Pictures:

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Vintage Machinery entry for Hohenstein Mfg. Co.

Description:

"My invention relates to an improvement in automatic pressure-regulators and safety valves, the object being to provide a combined pressure-regulator and safety-valve which shall be capable of automatically controlling the high-pressure gas, steam, or water supply to any predetermined lower degree of service-pressure, and maintaining practically constant such lower degree of pressure in the service pipes or mains..."