JPS5193437A - **chi*** ********** - Google Patents
**chi*** **********Info
- Publication number
- JPS5193437A JPS5193437A JP2976A JP2976A JPS5193437A JP S5193437 A JPS5193437 A JP S5193437A JP 2976 A JP2976 A JP 2976A JP 2976 A JP2976 A JP 2976A JP S5193437 A JPS5193437 A JP S5193437A
- Authority
- JP
- Japan
- Prior art keywords
- chi
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
- F23M11/00—Safety arrangements
-
- 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]
- Y10T137/7897—Vacuum relief type
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US53781674 US3921546A (en) | 1974-12-30 | 1974-12-30 | Implosion door operating mechanism |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5193437A true JPS5193437A (en) | 1976-08-16 |
Family
ID=24144224
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2976A Pending JPS5193437A (en) | 1974-12-30 | 1976-01-05 | **chi*** ********** |
Country Status (3)
Country | Link |
---|---|
US (1) | US3921546A (en) |
JP (1) | JPS5193437A (en) |
CA (1) | CA1023227A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7275560B2 (en) * | 2004-09-29 | 2007-10-02 | A.J. Manufacturing, Inc. | Pressure relief door for air duct work |
US8650801B2 (en) | 2011-03-01 | 2014-02-18 | Bha Altair, Llc | Pressure relief door with counterweight mechanism |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2004947A (en) * | 1932-04-11 | 1935-06-18 | George J Irsch | Automatic draft controller |
US2004948A (en) * | 1932-04-25 | 1935-06-18 | George J Irsch | Automatic draft controller |
US2126994A (en) * | 1934-11-14 | 1938-08-16 | Stephenson | Automatic draft controller |
US2160262A (en) * | 1936-07-06 | 1939-05-30 | Baker Perkins Co Inc | Explosion door for furnaces |
US3071448A (en) * | 1959-06-15 | 1963-01-01 | Combustion Eng | Chemical recovery unit with improved superheater construction |
US3782411A (en) * | 1972-06-30 | 1974-01-01 | United Mcgill Corp | Duct access section |
-
1974
- 1974-12-30 US US53781674 patent/US3921546A/en not_active Expired - Lifetime
-
1975
- 1975-09-18 CA CA235,823A patent/CA1023227A/en not_active Expired
-
1976
- 1976-01-05 JP JP2976A patent/JPS5193437A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
CA1023227A (en) | 1977-12-27 |
US3921546A (en) | 1975-11-25 |
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