NL7211412A - - Google Patents
Info
- Publication number
- NL7211412A NL7211412A NL7211412A NL7211412A NL7211412A NL 7211412 A NL7211412 A NL 7211412A NL 7211412 A NL7211412 A NL 7211412A NL 7211412 A NL7211412 A NL 7211412A NL 7211412 A NL7211412 A NL 7211412A
- Authority
- NL
- Netherlands
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/10—Characterised by the construction of the motor unit the motor being of diaphragm type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B5/00—Transducers converting variations of physical quantities, e.g. expressed by variations in positions of members, into fluid-pressure variations or vice versa; Varying fluid pressure as a function of variations of a plurality of fluid pressures or variations of other quantities
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
- H01H35/34—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3953471 | 1971-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7211412A true NL7211412A (https=) | 1973-02-27 |
Family
ID=10410093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7211412A NL7211412A (https=) | 1971-08-24 | 1972-08-21 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3789171A (https=) |
| CA (1) | CA972789A (https=) |
| DE (1) | DE2241184C3 (https=) |
| FR (1) | FR2150487B3 (https=) |
| GB (1) | GB1348431A (https=) |
| IT (1) | IT964065B (https=) |
| NL (1) | NL7211412A (https=) |
| SE (1) | SE378703B (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3846600A (en) * | 1973-10-23 | 1974-11-05 | Eaton Corp | Means for calibrating pressure switches at extra-low pressure settings |
| US5198631A (en) * | 1991-09-11 | 1993-03-30 | General Electric Company | Pressure responsive control device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2873332A (en) * | 1956-02-01 | 1959-02-10 | William J Williams | Adjustable differential switch actuator |
| US2950367A (en) * | 1959-07-13 | 1960-08-23 | Gen Motors Corp | Multiple speed switch mechanism |
| DE1273037B (de) * | 1960-11-08 | 1968-07-18 | Walter Holzer | Druckabhaengiger elektrischer Schalter |
| US3291932A (en) * | 1964-12-14 | 1966-12-13 | Controls Co Of America | Pressure responsive control reset structure |
| US3557329A (en) * | 1969-03-17 | 1971-01-19 | Dresser Ind | Pressure responsive switch |
-
1972
- 1972-08-18 IT IT28282/72A patent/IT964065B/it active
- 1972-08-21 SE SE7210857A patent/SE378703B/xx unknown
- 1972-08-21 NL NL7211412A patent/NL7211412A/xx unknown
- 1972-08-22 US US00282781A patent/US3789171A/en not_active Expired - Lifetime
- 1972-08-22 CA CA149,933A patent/CA972789A/en not_active Expired
- 1972-08-22 DE DE2241184A patent/DE2241184C3/de not_active Expired
- 1972-08-24 GB GB3953471A patent/GB1348431A/en not_active Expired
- 1972-08-24 FR FR7230165A patent/FR2150487B3/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1348431A (en) | 1974-03-20 |
| IT964065B (it) | 1974-01-21 |
| DE2241184A1 (de) | 1973-03-01 |
| DE2241184B2 (de) | 1975-04-24 |
| US3789171A (en) | 1974-01-29 |
| SE378703B (https=) | 1975-09-08 |
| DE2241184C3 (de) | 1976-01-02 |
| CA972789A (en) | 1975-08-12 |
| FR2150487A1 (https=) | 1973-04-06 |
| FR2150487B3 (https=) | 1975-10-03 |