MX143068A - Mejoras en dispositivo de control sensible a la presion - Google Patents
Mejoras en dispositivo de control sensible a la presionInfo
- Publication number
- MX143068A MX143068A MX167887A MX16788777A MX143068A MX 143068 A MX143068 A MX 143068A MX 167887 A MX167887 A MX 167887A MX 16788777 A MX16788777 A MX 16788777A MX 143068 A MX143068 A MX 143068A
- Authority
- MX
- Mexico
- Prior art keywords
- control device
- pressure sensitive
- sensitive control
- pressure
- sensitive
- Prior art date
Links
Classifications
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/02—Detecting the presence of frost or condensate
- F25D21/025—Detecting the presence of frost or condensate using air pressure differential detectors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P13/00—Indicating or recording presence, absence, or direction, of movement
- G01P13/0006—Indicating or recording presence, absence, or direction, of movement of fluids or of granulous or powder-like substances
- G01P13/0066—Indicating or recording presence, absence, or direction, of movement of fluids or of granulous or powder-like substances by using differences of pressure in the fluid
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/14—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring differences of pressure in the fluid
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Fluid Mechanics (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
- Measuring Fluid Pressure (AREA)
- Control Of Fluid Pressure (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
- Braking Systems And Boosters (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/653,899 US4101747A (en) | 1976-01-30 | 1976-01-30 | Differential pressure operated switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX143068A true MX143068A (es) | 1981-03-09 |
Family
ID=24622721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX167887A MX143068A (es) | 1976-01-30 | 1977-01-31 | Mejoras en dispositivo de control sensible a la presion |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4101747A (es) |
| JP (1) | JPS5922891B2 (es) |
| AU (1) | AU498986B2 (es) |
| BR (1) | BR7700567A (es) |
| CA (1) | CA1035587A (es) |
| DE (1) | DE2703590A1 (es) |
| DK (1) | DK154367B (es) |
| ES (1) | ES455437A1 (es) |
| FR (1) | FR2339903A1 (es) |
| GB (1) | GB1521023A (es) |
| IT (1) | IT1077968B (es) |
| MX (1) | MX143068A (es) |
| NO (1) | NO148974C (es) |
| SE (1) | SE423006B (es) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH655199A5 (de) * | 1981-12-21 | 1986-03-27 | Olten Ag Elektro Apparatebau | Druckschalter. |
| DE3627695A1 (de) * | 1986-08-14 | 1988-02-25 | Teves Gmbh Alfred | Elektrohydraulische schaltvorrichtung |
| US4795869A (en) * | 1987-09-01 | 1989-01-03 | S&C Electric Company | Contact assembly for high-voltage switch |
| JPH01102397U (es) * | 1987-12-28 | 1989-07-11 | ||
| US4951810A (en) * | 1988-07-11 | 1990-08-28 | Robertshaw Control Company | Fluid control device for electrical switch unit |
| US5604338A (en) * | 1995-11-16 | 1997-02-18 | Morton International, Inc. | Temperature adjusting low pressure sensor |
| US6328647B1 (en) * | 2000-04-06 | 2001-12-11 | Jon E. Traudt | Pressure differential detecting system, and method of use |
| US7213464B1 (en) | 2004-10-25 | 2007-05-08 | Traudt Jon E | System for visually monitoring pressure in an enclosed space |
| US10800589B2 (en) * | 2013-03-14 | 2020-10-13 | Carlos Fernando Bazoberry | Automatic preservative gas replenishing system |
| EP3049738A1 (en) * | 2013-09-25 | 2016-08-03 | John Bean Technologies AB | Method for defrosting a gas cooling arrangement of a freezer |
| CA3134421C (en) * | 2019-03-19 | 2024-04-16 | Boston Wine Devices, Llc | Automatic preservative gas replenishing system |
| US11740004B2 (en) | 2019-06-26 | 2023-08-29 | Carrier Corporation | Transportation refrigeration unit with adaptive defrost |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR610730A (fr) * | 1926-02-04 | 1926-09-11 | Interrupteur électrique à mouvement brusque | |
| US2109145A (en) * | 1935-06-28 | 1938-02-22 | American District Telegraph Co | Diaphragm switch |
| US2092955A (en) * | 1936-06-06 | 1937-09-14 | Chicago Flexible Shaft Co | Motor and speed regulator therefor |
| DE1029910B (de) * | 1954-02-11 | 1958-05-14 | Siemens Ag | Elektrische druckmittelbetaetigte Kontaktanordnung |
| US2831083A (en) * | 1955-07-22 | 1958-04-15 | Fabregas Jose Hugues | Actuating means adapted to utilize a gaseous fluid for its operation |
| LU34734A1 (es) * | 1956-01-26 | |||
| US2962565A (en) * | 1959-01-15 | 1960-11-29 | Albers H Michael | Level control device |
| US3092305A (en) * | 1959-04-29 | 1963-06-04 | North American Aviation Inc | Precision pressure generator system |
| US3330925A (en) * | 1965-08-04 | 1967-07-11 | Servonic Instr Inc | Snap-acting pressure switch |
| NL6701141A (es) * | 1967-01-25 | 1968-07-26 | ||
| US3490424A (en) * | 1967-07-22 | 1970-01-20 | Bosch Gmbh Robert | Pressure-inductance value transducer |
| US3676821A (en) * | 1968-12-05 | 1972-07-11 | Bunker Ramo | Fluid-pressure transducer |
| US3584168A (en) * | 1968-12-30 | 1971-06-08 | Texas Instruments Inc | Fluid pressure operated diaphragm switch with improved means and method for calibration |
| DE2029981C3 (de) * | 1970-06-18 | 1979-08-02 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Einrichtung zum Umwandeln des Druckes eines Fluids in ein elektrisches Signal |
| DE2031580C3 (de) * | 1970-06-26 | 1979-08-09 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Einrichtung zum Umwandeln des Druckes eines Fluids in ein elektrisches Signal |
| US3688064A (en) * | 1970-08-06 | 1972-08-29 | Robertshaw Controls Co | Vaccuum operated electrical switch with cup shaped diaphragm normally holding contacts closed |
| DE2125809C3 (de) * | 1971-05-25 | 1982-08-12 | Danfoss A/S, 6430 Nordborg | Pressostat |
| DE2156008C2 (de) * | 1971-11-11 | 1982-12-16 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Druckwandler |
| JPS5331635B2 (es) * | 1972-11-01 | 1978-09-04 | ||
| US3827828A (en) * | 1972-12-26 | 1974-08-06 | M Edwards | Fluid pump control system |
| US3874052A (en) * | 1973-10-01 | 1975-04-01 | Spencer C Schantz | Method of forming and installing pressure responsive diaphragms |
-
1976
- 1976-01-30 US US05/653,899 patent/US4101747A/en not_active Expired - Lifetime
-
1977
- 1977-01-21 AU AU21524/77A patent/AU498986B2/en not_active Expired
- 1977-01-24 SE SE7700712A patent/SE423006B/xx not_active IP Right Cessation
- 1977-01-27 NO NO770264A patent/NO148974C/no unknown
- 1977-01-27 IT IT47821/77A patent/IT1077968B/it active
- 1977-01-27 CA CA270,562A patent/CA1035587A/en not_active Expired
- 1977-01-28 DK DK038677AA patent/DK154367B/da not_active Application Discontinuation
- 1977-01-28 GB GB3715/77A patent/GB1521023A/en not_active Expired
- 1977-01-28 BR BR7700567A patent/BR7700567A/pt unknown
- 1977-01-28 ES ES455437A patent/ES455437A1/es not_active Expired
- 1977-01-28 DE DE19772703590 patent/DE2703590A1/de not_active Ceased
- 1977-01-28 FR FR7702543A patent/FR2339903A1/fr active Granted
- 1977-01-29 JP JP52009154A patent/JPS5922891B2/ja not_active Expired
- 1977-01-31 MX MX167887A patent/MX143068A/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO148974C (no) | 1984-01-18 |
| DK38677A (da) | 1977-07-31 |
| SE7700712L (sv) | 1977-07-31 |
| US4101747A (en) | 1978-07-18 |
| NO770264L (no) | 1977-08-02 |
| AU498986B2 (en) | 1979-03-29 |
| AU2152477A (en) | 1978-07-27 |
| IT1077968B (it) | 1985-05-08 |
| DE2703590A1 (de) | 1977-08-04 |
| ES455437A1 (es) | 1979-06-01 |
| CA1035587A (en) | 1978-08-01 |
| SE423006B (sv) | 1982-04-05 |
| BR7700567A (pt) | 1977-10-04 |
| NO148974B (no) | 1983-10-10 |
| FR2339903A1 (fr) | 1977-08-26 |
| FR2339903B1 (es) | 1980-07-18 |
| GB1521023A (en) | 1978-08-09 |
| JPS5922891B2 (ja) | 1984-05-29 |
| JPS52101085A (en) | 1977-08-24 |
| DK154367B (da) | 1988-11-07 |
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