US Patent: 75 - Opening and Closing Safety-Valves of Steam-Boilers


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US Patent: 75

Opening and Closing Safety-Valves of Steam-Boilers

Patentee:

Samuel Raub, Jr. (exact or similar names) - Wilkes-Barre, Luzerne County, PA

USPTO Classifications:

122/504

Tool Categories:

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

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Thomas P. Jones

Jacob Buth

Patent Dates:
Granted:	Nov. 08, 1836

Patent Pictures:

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Description:

Abstract:

I have invented an Improvement in the Mode of Opening and Closing the Safety-Valves of Steam-Boilers, which improvement renders the valve self-acting whenever the water in the boiler descends below the proper waterline.

Claim:

he application of a weight within boiler of a steam engine which as the boiler becomes exhausted shall operate upon principle, and in the manner herein forth, so as to open the safety valve, valves, and thus cause the free escape the filer the set or' of steam, thereby preventing all danger of explosion from the undue exhaustion of the water.