US402702A - Safety-valve - Google Patents
Safety-valve Download PDFInfo
- Publication number
- US402702A US402702A US402702DA US402702A US 402702 A US402702 A US 402702A US 402702D A US402702D A US 402702DA US 402702 A US402702 A US 402702A
- Authority
- US
- United States
- Prior art keywords
- safety
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/06—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with special arrangements for adjusting the opening pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/06—Check valves with guided rigid valve members with guided stems
- F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
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- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7837—Direct response valves [i.e., check valve type]
- Y10T137/7878—With bias adjustment indicator
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- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7837—Direct response valves [i.e., check valve type]
- Y10T137/7904—Reciprocating valves
- Y10T137/7922—Spring biased
- Y10T137/7929—Spring coaxial with valve
Publications (1)
Publication Number | Publication Date |
---|---|
US402702A true US402702A (en) | 1889-05-07 |
Family
ID=2471656
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US402702D Expired - Lifetime US402702A (en) | Safety-valve |
Country Status (1)
Country | Link |
---|---|
US (1) | US402702A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2908288A (en) * | 1955-04-13 | 1959-10-13 | Crane Co | Calibrated relief valve |
US20040053659A1 (en) * | 2002-09-12 | 2004-03-18 | Markus Rothkranz | Gaming device having slidable indicator disks |
US20050037835A1 (en) * | 2003-08-14 | 2005-02-17 | Dennis Nordman | Gaming device having display with interacting multiple rotating members and indicator |
US20050054422A1 (en) * | 2003-09-09 | 2005-03-10 | Markus Rothkranz | Gaming device having multiple award reels and moving indicator |
US20060073872A1 (en) * | 2004-09-29 | 2006-04-06 | B-Jensen Janna D | Gaming device having selectable awards on a moving mechanical display |
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0
- US US402702D patent/US402702A/en not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2908288A (en) * | 1955-04-13 | 1959-10-13 | Crane Co | Calibrated relief valve |
US20040053659A1 (en) * | 2002-09-12 | 2004-03-18 | Markus Rothkranz | Gaming device having slidable indicator disks |
US20050037835A1 (en) * | 2003-08-14 | 2005-02-17 | Dennis Nordman | Gaming device having display with interacting multiple rotating members and indicator |
US20050054422A1 (en) * | 2003-09-09 | 2005-03-10 | Markus Rothkranz | Gaming device having multiple award reels and moving indicator |
US20060073872A1 (en) * | 2004-09-29 | 2006-04-06 | B-Jensen Janna D | Gaming device having selectable awards on a moving mechanical display |