NL74623C - - Google Patents
Info
- Publication number
- NL74623C NL74623C NL74623DA NL74623C NL 74623 C NL74623 C NL 74623C NL 74623D A NL74623D A NL 74623DA NL 74623 C NL74623 C NL 74623C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/60—Mechanical arrangements for preventing or damping vibration or shock
- H01H3/605—Mechanical arrangements for preventing or damping vibration or shock making use of a fluid damper
-
- 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
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/22—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
- H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
- H01H33/32—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator pneumatic
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Actuator (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH3678048 | 1948-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL74623C true NL74623C (hu) |
Family
ID=4513382
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL74623D NL74623C (hu) | 1948-07-31 | ||
| NL87887D NL87887C (hu) | 1948-07-31 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL87887D NL87887C (hu) | 1948-07-31 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2650572A (hu) |
| BE (1) | BE490329A (hu) |
| CH (1) | CH265025A (hu) |
| DE (1) | DE848216C (hu) |
| NL (2) | NL87887C (hu) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2767601A (en) * | 1953-06-15 | 1956-10-23 | Erie Foundry Company | Counterbalance cylinder for forging presses and the like |
| US2923278A (en) * | 1955-01-19 | 1960-02-02 | Republic Aviat Corp | Loading and ejection mechanism |
| DE1130029B (de) * | 1958-01-28 | 1962-05-24 | Ckd Praha Narodni Podnik | Expansionsventil fuer die Loeschkammer von elektrischen Fluessigkeitsschaltern |
| DE1577065B2 (de) * | 1966-12-13 | 1971-04-15 | Mever, Roth & Pastor, 5000 Köln | Hydraulischer schubkolbenbetrieb fuer den vorschub der stauchstaehle an elektrischen stumpfschweissmaschinen zum verschweissen von c foermigen kettengliedern |
| GB1355364A (en) * | 1971-06-15 | 1974-06-05 | Livingston Doughty Ltd | Fluid pressure-operated piston/cylinder units |
| US4482039A (en) * | 1981-09-16 | 1984-11-13 | The Garrett Corporation | Pneumatic quick disconnect apparatus and methods |
| US5294090A (en) * | 1992-11-25 | 1994-03-15 | Orbit Valve Company | Valve snubber |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US244092A (en) * | 1881-07-12 | Hydraulic elevator | ||
| US899795A (en) * | 1906-10-08 | 1908-09-29 | Elevator Supply & Repair Company | Fluid-pressure motor. |
| US1712786A (en) * | 1923-01-29 | 1929-05-14 | Henry C Bosserdet | Door-operating mechanism |
| US1956906A (en) * | 1932-08-16 | 1934-05-01 | Treadwell Engineering Company | Machine for coiling strips |
| US2249869A (en) * | 1939-01-04 | 1941-07-22 | Westinghouse Electric & Mfg Co | Welding apparatus |
| BE449267A (hu) * | 1942-02-20 | |||
| US2408338A (en) * | 1944-06-13 | 1946-09-24 | Cons Car Heating Co Inc | Hydraulic device |
| US2436191A (en) * | 1944-11-07 | 1948-02-17 | Gen Electric | Electric circuit breaker |
-
0
- BE BE490329D patent/BE490329A/xx unknown
- NL NL74623D patent/NL74623C/xx active
- NL NL87887D patent/NL87887C/xx active
-
1948
- 1948-07-31 CH CH265025D patent/CH265025A/de unknown
-
1949
- 1949-06-02 DE DEP44557A patent/DE848216C/de not_active Expired
- 1949-07-08 US US103648A patent/US2650572A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NL87887C (hu) | |
| US2650572A (en) | 1953-09-01 |
| BE490329A (hu) | |
| DE848216C (de) | 1952-09-01 |
| CH265025A (de) | 1949-11-15 |