JPS4828118B1 - - Google Patents
Info
- Publication number
- JPS4828118B1 JPS4828118B1 JP991767A JP991767A JPS4828118B1 JP S4828118 B1 JPS4828118 B1 JP S4828118B1 JP 991767 A JP991767 A JP 991767A JP 991767 A JP991767 A JP 991767A JP S4828118 B1 JPS4828118 B1 JP S4828118B1
- Authority
- JP
- Japan
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
- G01L13/02—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements
-
- 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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0058—Optical means, e.g. light transmission, observation ports
-
- 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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0066—Hydraulic or pneumatic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/08—Means for indicating or recording, e.g. for remote indication
- G01L19/12—Alarms or signals
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US528203A US3357638A (en) | 1966-02-17 | 1966-02-17 | Control apparatus |
| US543287A US3368751A (en) | 1966-04-18 | 1966-04-18 | Control apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4828118B1 true JPS4828118B1 (enExample) | 1973-08-29 |
Family
ID=27062645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP991767A Pending JPS4828118B1 (enExample) | 1966-02-17 | 1967-02-17 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS4828118B1 (enExample) |
| DE (1) | DE1648502C3 (enExample) |
| FR (1) | FR1516293A (enExample) |
| GB (1) | GB1125516A (enExample) |
| NL (1) | NL6702238A (enExample) |
| SE (1) | SE336290B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS529993U (enExample) * | 1975-07-08 | 1977-01-24 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3107974C2 (de) * | 1981-03-03 | 1984-09-27 | Knecht Filterwerke Gmbh, 7000 Stuttgart | Differenzdruck-Anzeigevorrichtung für Luftfilter |
| DE3520073A1 (de) * | 1985-06-04 | 1986-12-04 | Samson Ag, 6000 Frankfurt | Differenzdruck-anzeigegeraet fuer pneumatische regelungsanlagen, insbesondere zur umschaltung von handbetrieb auf automatischen betrieb |
| GB2317490B (en) * | 1996-09-19 | 2000-05-03 | Ivan Nicholas White | Display apparatus |
-
1967
- 1967-02-07 DE DE19671648502 patent/DE1648502C3/de not_active Expired
- 1967-02-14 NL NL6702238A patent/NL6702238A/xx unknown
- 1967-02-16 SE SE217267A patent/SE336290B/xx unknown
- 1967-02-16 FR FR95127A patent/FR1516293A/fr not_active Expired
- 1967-02-17 GB GB772167A patent/GB1125516A/en not_active Expired
- 1967-02-17 JP JP991767A patent/JPS4828118B1/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS529993U (enExample) * | 1975-07-08 | 1977-01-24 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1648502A1 (de) | 1971-04-08 |
| NL6702238A (enExample) | 1967-08-18 |
| DE1648502B2 (de) | 1975-04-24 |
| FR1516293A (fr) | 1968-03-08 |
| SE336290B (enExample) | 1971-06-28 |
| DE1648502C3 (de) | 1975-12-11 |
| GB1125516A (en) | 1968-08-28 |