US58179A - Improvement in low-water detecters-for steam-generators - Google Patents

Improvement in low-water detecters-for steam-generators Download PDF

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US58179A
US58179A US58179DA US58179A US 58179 A US58179 A US 58179A US 58179D A US58179D A US 58179DA US 58179 A US58179 A US 58179A
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water
steam
valve
chest
improvement
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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
    • F16K11/00Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/04Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves
    • F16K11/044Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves with movable valve members positioned between valve seats
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/8593Systems
    • Y10T137/86493Multi-way valve unit
    • Y10T137/86574Supply and exhaust
    • Y10T137/8667Reciprocating valve
    • Y10T137/86686Plural disk or plug

Definitions

  • My invention consists of a hollow spindle with cert-ain Valves and openin gs, in combination with a valve-chest with seats and an opening, the whole being constructed and operating substantially as described hereinafter, and forming a stop-valve, from which the sediment which is apt to collect in the valve-chests of water-gages can be readily discharged.
  • Figure l is a sectional View of a valve for watergages with my improvement, and Fig. 2 the same with the operating parts in a position differing from that shown iu Fig. l.
  • A is the valve-chest, into which screw thetwo branches B and B', and at the end of the chest is a tubular projection, a, to screw into the plate X ot' a stema-boiler below the low-water line of the same.
  • the branch B projects the lower end ofthe usual glass tube Y, (shown by dotted lines,) the upper end ot' which is secured in the ordinary manner to a branch projectin g from a valve-chest communicating with the steam-space of the boiler.
  • a hollow7 screwed valvespindle, C and on the outer end of the branch is a screw-cap, D, between which and the end of the branch is contined ⁇ any suitable packingmaterial.
  • an opening, b which communicates with a chamber, a2, in the *interior ot the branch, and in the hollow spindle are two holes, c c.
  • a suitable hand-wheel On the outer end of the spindle O is a suitable hand-wheel, E, and at the inner end are two valves, t t', the former being adapted to a conical seat, y, at the inner end of the branch B', and the latter to a conical seat, m, in the steam-chest A.
  • the spindle C When itis desired to cleanse the valve-chest the spindle C is turned by means of the handwheel E until the Opening c communicates with the chamber x. when .the Water in the chest will rush through the opening c, through the spindle, through the opening c! and chamber x, from which it escapes through the opening b, the sediment collected in the bottom of the chest being carried off with the water.
  • the spindle When the chest has been thus thoroughly cleaned the spindle is turned until the valve z' is brought against its seat y, when the further discharge of water will be prevented. Should it be necessary to remove the tube Y, the spindle is turned until the valve t is brought against its seat m, the communication between the upper valve-chest and the boiler being also closed, when the 'tube can be detached.
  • the chamber m may, it' desirable, be dispensed with, the opening c being brought opposite the openin g b when the contents of the chest have to be discharged.

Description

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y wir@ UNITED STATES PATENT OEEIOEo THOMAS SAVILL, OE PHILADELPHIA, PENNSYLVANIA, AssIcNoE To c. JONES a OADBUEEOE SAME PLAGE.
IMPROVEMENT IN LOW-WATER DETECTERS -FOR STEAM-GENERATORS.
Specification forming part of Letters Patent No. 5,l79, dated September 18, 1866.
To all whom it may concern:
Be it known that I, THOMAS SAVILL, of Philadelphia, Pennsylvania, have invented an Improved Valve for Water-Gages; and I do hereby declare the following to be a full, clear,
and exact description ot' the same, reference being had to the'accompanying drawings, and to the letters ot' reference marked thereon.
My invention consists of a hollow spindle with cert-ain Valves and openin gs, in combination with a valve-chest with seats and an opening, the whole being constructed and operating substantially as described hereinafter, and forming a stop-valve, from which the sediment which is apt to collect in the valve-chests of water-gages can be readily discharged.
In order to enable others skilled in the art to make and use my invention, I will now proceed to describe its construction and operation.
0n reference to the accompanying drawings, which -form a part ot' this specification, Figure l is a sectional View of a valve for watergages with my improvement, and Fig. 2 the same with the operating parts in a position differing from that shown iu Fig. l.
Ais the valve-chest, into which screw thetwo branches B and B', and at the end of the chest is a tubular projection, a, to screw into the plate X ot' a stema-boiler below the low-water line of the same. Into the branch B projects the lower end ofthe usual glass tube Y, (shown by dotted lines,) the upper end ot' which is secured in the ordinary manner to a branch projectin g from a valve-chest communicating with the steam-space of the boiler. Through the branch B' extends a hollow7 screwed valvespindle, C, and on the outer end of the branch is a screw-cap, D, between which and the end of the branch is contined `any suitable packingmaterial. Near the outer end ofthe branch B is an opening, b, which communicates with a chamber, a2, in the *interior ot the branch, and in the hollow spindle are two holes, c c.
On the outer end of the spindle O is a suitable hand-wheel, E, and at the inner end are two valves, t t', the former being adapted to a conical seat, y, at the inner end of the branch B', and the latter to a conical seat, m, in the steam-chest A.
When itis desired to cleanse the valve-chest the spindle C is turned by means of the handwheel E until the Opening c communicates with the chamber x. when .the Water in the chest will rush through the opening c, through the spindle, through the opening c! and chamber x, from which it escapes through the opening b, the sediment collected in the bottom of the chest being carried off with the water. When the chest has been thus thoroughly cleaned the spindle is turned until the valve z' is brought against its seat y, when the further discharge of water will be prevented. Should it be necessary to remove the tube Y, the spindle is turned until the valve t is brought against its seat m, the communication between the upper valve-chest and the boiler being also closed, when the 'tube can be detached.
Although I prefer the use of the chamber m, it may, it' desirable, be dispensed with, the opening c being brought opposite the openin g b when the contents of the chest have to be discharged. p
I claim as my invent-ion and desire to secure by Letters Patent- The hollow spindle C, with its valves and .'openings, in combination with the valve-chest A, its valve-seats, and opening` b, the whole being constructed and operating substantially as and for the purpose specified.
In testimony whereofIhave signed my name tothis specification in the presence of two subscribing witnesses.
THOMAS SAVILL. Witnesses: v
CHARLES E. FOSTER, JOHN WHITE. y
US58179D Improvement in low-water detecters-for steam-generators Expired - Lifetime US58179A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2705020A (en) * 1950-10-26 1955-03-29 Virgil L Frantz Fluid pressure actuated control valve
US2823699A (en) * 1953-11-20 1958-02-18 Willis Oil Tool Co Valved coupling embodying fluid pressure actuated locking means

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2705020A (en) * 1950-10-26 1955-03-29 Virgil L Frantz Fluid pressure actuated control valve
US2823699A (en) * 1953-11-20 1958-02-18 Willis Oil Tool Co Valved coupling embodying fluid pressure actuated locking means

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