US243846A - David buick - Google Patents

David buick Download PDF

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Publication number
US243846A
US243846A US243846DA US243846A US 243846 A US243846 A US 243846A US 243846D A US243846D A US 243846DA US 243846 A US243846 A US 243846A
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Prior art keywords
disks
valve
seats
buick
david
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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
    • F16K3/00Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • F16K3/12Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with wedge-shaped arrangements of sealing faces
    • 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
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49405Valve or choke making
    • Y10T29/49412Valve or choke making with assembly, disassembly or composite article making
    • Y10T29/49416Valve or choke making with assembly, disassembly or composite article making with material shaping or cutting
    • Y10T29/49417Valve or choke making with assembly, disassembly or composite article making with material shaping or cutting including molding or casting

Definitions

  • Figure Lis a vertical section. .Fig. 2 is a horizontal section through the center of the valve.
  • Fig. 3 is a view of the nut and valve: disks, and
  • Fig. 4 is a view of the face of one of the valve-disks with the nut in position.
  • the first part of my invention consists in the process of accurately fitting the valve-disks to their seats in stop-cocks by arranging the said disks in proper position on the valve-seats and then pouring a softer metal in a molten state between the disks, so as to hold the disks at the same angle as the valve-seats.
  • the second part of my invention consists in a stop-cock in which the valve-disks are held together in fixed position by a filling of metal poured in a molten state between the disks.
  • a A are the valve-seats of an ordinary stopvalve, of which E is the case, constructed in the usual manner.
  • 0 is the screw which raises and lowers the valve-disks, and is operated by 'an ordinary hand-wheel, I).
  • E E are valve-disks cast separately, and made with an upper part, G, of such shape that when two disks are placed togetherthepartsG make a box for the nut I.
  • I is a nut in which screw 0 works. On said not are lugs which enter grooves in the case B, (marked J J in Fig. 2,) so that nut I cannot turn. with screw (1, but travels along said screw O, thereby moving the valve-disks.
  • H H, Fig. 3 are lugs cast on the valve-disks, so that when said disks are placed in position the opposite lugs, H, will come nearly together and form guides which travel in grooves J J.
  • E E is a filling of metal softer than the metal of which E E are made.
  • valves of this class the valve-seats always taper toward the bottom of the valve, and it is important toso adjust the valve-disks that when screwed home they will bear tightly and
  • a stop-valve in which the valve-disks are held together in fixed position by a filling of metal poured in a molten state between such disks, substantially as herein described.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Valve Housings (AREA)

Description

(Model-J D. BUICK. STOP VALVE.
No. 243,846. PateDtBdJuIy 5, 1 881.
if z'in eases UNITED STATES PATENT OFFICE.
DAVID BUICK, OF DETROIT,1VIIOHIGAN, ASSIGNOR OF TWO-THIRDS TO ALEX. G. ALEXANDER AND WILLIAM SHERWOOD, OF SAME PLACE.
STOP-VALVE.
SPECIFICATION forming part of Letters Patent No. 243,846, dated July 5, 1881.
Application filed April 23, 1881. (ModeL) To all whom it may concern:
Be it known that I, DAVID BUICK, of Detroit, in the county of Wayne and State of Michigan, have invented a new and useful Improvement in Stop-Valves, of which the following is 'a specification.
Figure Lis a vertical section. .Fig. 2 is a horizontal section through the center of the valve. Fig. 3 is a view of the nut and valve: disks, and Fig. 4 is a view of the face of one of the valve-disks with the nut in position.
The first part of my invention consists in the process of accurately fitting the valve-disks to their seats in stop-cocks by arranging the said disks in proper position on the valve-seats and then pouring a softer metal in a molten state between the disks, so as to hold the disks at the same angle as the valve-seats.
The second part of my invention consists in a stop-cock in which the valve-disks are held together in fixed position by a filling of metal poured in a molten state between the disks.
A A are the valve-seats of an ordinary stopvalve, of which E is the case, constructed in the usual manner.
0 is the screw which raises and lowers the valve-disks, and is operated by 'an ordinary hand-wheel, I).
E E are valve-disks cast separately, and made with an upper part, G, of such shape that when two disks are placed togetherthepartsG make a box for the nut I.
I is a nut in which screw 0 works. On said not are lugs which enter grooves in the case B, (marked J J in Fig. 2,) so that nut I cannot turn. with screw (1, but travels along said screw O, thereby moving the valve-disks.
H H, Fig. 3, are lugs cast on the valve-disks, so that when said disks are placed in position the opposite lugs, H, will come nearly together and form guides which travel in grooves J J.
F is a filling of metal softer than the metal of which E E are made.
In valves of this class the valve-seats always taper toward the bottom of the valve, and it is important toso adjust the valve-disks that when screwed home they will bear tightly and To fit the valve-disks to the seats I place a pair of disks within the valve and between the seats, leaving the bottoms of the disks a very slight distance above the position they will assume when the valve is tightly closed. I then pour a soft metal-such as lead, tin, zinc, &c.- between the disks, so as to entirely fill the space between said disks below the lugs H. This filling of soft metal causes the disks to assume the exact taper of the valve-seats, and upon cooling holds the disks firmly at the desired angles. The slight contraction of the metal filling in cooling is compensated by setting the disks while pouring in the filling slightly above their position when the valve is closed. After the disks are filledahole should be cut through the filling, vertically, large enough to allow free way for screw 0, as shown in Fig. 2, and by dotted lines in Fig. 3. When the valve is in use under pressure the lugs H will take the lateral pressure on the disks while opening or closing, and prevent the disk from grinding on the valve-seat. I thus produce a very cheap, accurate, and durable adjustment of the disks to their seats.
What I claim as my invention, and desire to secure by Letters Patent, is
1. The within-described method otfitting the valve-disks to their valve-seats in a stop-cock, the same consisting in arranging a pair of valve-disks against the valve-seats, and then filling the space between the disks with metal applied in a molten state, substantially as set forth.
2. A stop-valve in which the valve-disks are held together in fixed position by a filling of metal poured in a molten state between such disks, substantially as herein described.
DAVID BUlOK.
Witnesses:
EDWIN SWEETSER, GEORGE H. CARLISLE.
US243846D David buick Expired - Lifetime US243846A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3223380A (en) * 1963-02-01 1965-12-14 Acf Ind Inc Stem-gate connection
US20060050743A1 (en) * 2004-08-30 2006-03-09 Black Peter J Method and apparatus for flexible packet selection in a wireless communication system
US20170114904A1 (en) * 2014-03-12 2017-04-27 Miroslaw Szuster Closing element of a gate valve

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3223380A (en) * 1963-02-01 1965-12-14 Acf Ind Inc Stem-gate connection
US20060050743A1 (en) * 2004-08-30 2006-03-09 Black Peter J Method and apparatus for flexible packet selection in a wireless communication system
US20170114904A1 (en) * 2014-03-12 2017-04-27 Miroslaw Szuster Closing element of a gate valve

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