US261065A - Stop-valve - Google Patents

Stop-valve Download PDF

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US261065A
US261065A US261065DA US261065A US 261065 A US261065 A US 261065A US 261065D A US261065D A US 261065DA US 261065 A US261065 A US 261065A
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valve
stop
section
thayer
eli
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00Actuating devices; Operating means; Releasing devices
    • F16K31/44Mechanical actuating means
    • F16K31/58Mechanical actuating means comprising a movable discharge-nozzle

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  • Figure l represents a vertical section through its entire length of my improved stop-valve.
  • Fig. 2 represents a transverse section of the part or section D through a athe foundation of the valvechair n.
  • My invention consists in an improvement upon myinvention patented February 20,1872, whereby I prevent the possibility of the rebound or backward pressure of water or other fluid through the threads S,connectin g the two sections D and 0, Fig. 1.
  • This result is accomplished, as shown in Fig. 1, by elevating the chair n of the valve h to or near to the upper extremity of section D and in raising the valve-seat m in section 0 the same distance, and especially in surrounding this valveseat m and considerable space below it with the projection or band 10, which is of sutficientinternal diameter to allow ample water-way 0 between its inner circumference and the valve h.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
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Description

'ELTHAYER STOP VALVE.
No. 261,065. Patented July 11, 1882.
A fi UNITED STATES PATENT OFFICE.
ELI THAYER, OF WORCESTER, MASSACHUSETTS.
STOP-VALVE.
SPECIFICATION forming part of Letters Patent No. 261,065, dated July 11, 1882. Applicaticn filed May 3, 1876. Renewed May 17, 1878. Again renewed February 20, 1880.
To all whom it may concern:
Be it known that I, ELI THAYER, of Worcester, in the State of Massachusetts, have invented a new and useful improvement in stopvalves for discharging or conducting fluids from reservoirs and for regulating or graduating the flow of the same; and I do hereby declare that the following is a true and accurate description thereof, reference being had to the accompanying drawings, forming a part of this specification.
Figure lrepresents a vertical section through its entire length of my improved stop-valve. Fig. 2 represents a transverse section of the part or section D through a athe foundation of the valvechair n.
My invention consists in an improvement upon myinvention patented February 20,1872, whereby I prevent the possibility of the rebound or backward pressure of water or other fluid through the threads S,connectin g the two sections D and 0, Fig. 1. This result is accomplished, as shown in Fig. 1, by elevating the chair n of the valve h to or near to the upper extremity of section D and in raising the valve-seat m in section 0 the same distance, and especially in surrounding this valveseat m and considerable space below it with the projection or band 10, which is of sutficientinternal diameter to allow ample water-way 0 between its inner circumference and the valve h. By this construction the water receives a direction vertically downward while and after passing the valve h and before leaving section 0, so that whatever pressure there may be in the supply-pipe to which 0 is attached there can be no backward pressure through the threads S, connecting the two sections (3 and D, since the lower extremity or outlet of D is considerably larger than the interior diameter of section 0.
What I claim as my invention is- The band or projection 10 around the valveseat m, in combination with the movable globe or section D, carrying the valve h, substantially as set forth.
ELI THAYER.
Witnesses H. R. GREENE, W. DEAN LEWIS.
US261065D Stop-valve Expired - Lifetime US261065A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2571327A (en) * 1947-11-12 1951-10-16 Agudo Francisco Fernandez Faucet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2571327A (en) * 1947-11-12 1951-10-16 Agudo Francisco Fernandez Faucet

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