DE2501599A1 - Thermostatische steuerung fuer luftversorgungssysteme mit veraenderbarer luftmenge - Google Patents
Thermostatische steuerung fuer luftversorgungssysteme mit veraenderbarer luftmengeInfo
- Publication number
- DE2501599A1 DE2501599A1 DE19752501599 DE2501599A DE2501599A1 DE 2501599 A1 DE2501599 A1 DE 2501599A1 DE 19752501599 DE19752501599 DE 19752501599 DE 2501599 A DE2501599 A DE 2501599A DE 2501599 A1 DE2501599 A1 DE 2501599A1
- Authority
- DE
- Germany
- Prior art keywords
- lever
- pressure
- temperature
- air
- bellows
- 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
- 239000012528 membrane Substances 0.000 claims description 39
- 238000010438 heat treatment Methods 0.000 claims description 29
- 238000001816 cooling Methods 0.000 claims description 17
- 230000036316 preload Effects 0.000 claims description 6
- 230000000295 complement effect Effects 0.000 claims description 5
- 230000008602 contraction Effects 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 240000007313 Tilia cordata Species 0.000 claims 1
- MKPLKVHSHYCHOC-AHTXBMBWSA-N travoprost Chemical compound CC(C)OC(=O)CCC\C=C/C[C@H]1[C@@H](O)C[C@@H](O)[C@@H]1\C=C\[C@@H](O)COC1=CC=CC(C(F)(F)F)=C1 MKPLKVHSHYCHOC-AHTXBMBWSA-N 0.000 claims 1
- 229960002368 travoprost Drugs 0.000 claims 1
- 230000007246 mechanism Effects 0.000 description 12
- 230000008859 change Effects 0.000 description 8
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000001143 conditioned effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 240000002129 Malva sylvestris Species 0.000 description 1
- 235000006770 Malva sylvestris Nutrition 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 235000013351 cheese Nutrition 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/044—Systems in which all treatment is given in the central station, i.e. all-air systems
- F24F3/0442—Systems in which all treatment is given in the central station, i.e. all-air systems with volume control at a constant temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/76—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by means responsive to temperature, e.g. bimetal springs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/30—Velocity
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Air-Flow Control Members (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/437,136 US3941310A (en) | 1974-01-28 | 1974-01-28 | Thermostatic control for use in variable air distribution systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2501599A1 true DE2501599A1 (de) | 1975-07-31 |
Family
ID=23735230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752501599 Pending DE2501599A1 (de) | 1974-01-28 | 1975-01-16 | Thermostatische steuerung fuer luftversorgungssysteme mit veraenderbarer luftmenge |
Country Status (5)
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4042173A (en) * | 1975-09-04 | 1977-08-16 | Barber-Colman Company | Method and apparatus for controlling volume air flow |
| US4077567A (en) * | 1976-06-18 | 1978-03-07 | Universal Pneumatic Controls, Inc. | Pneumatic temperature reset differential pressure controller |
| US4114808A (en) * | 1976-07-13 | 1978-09-19 | The Garrett Corporation | Pressure biased pneumatic thermostat |
| US4291832A (en) * | 1979-05-07 | 1981-09-29 | Universal Pneumatic Controls, Inc. | System powered reset velocity controller |
| US4284237A (en) * | 1980-05-12 | 1981-08-18 | Anemostat Products Div., Dynamics Corporation Of America | Air conditioning control system with master and tracking controllers |
| JPS5714727U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1980-06-27 | 1982-01-26 | ||
| US4331291A (en) * | 1980-10-14 | 1982-05-25 | Tempmaster Corporation | Pneumatic control circuit for air distribution systems |
| US4312475A (en) * | 1980-10-27 | 1982-01-26 | Tempmaster Corporation | Flow adjustment mechanism for air distributor systems |
| US4375224A (en) * | 1981-01-21 | 1983-03-01 | Acutherm, Inc. | Air conditioning control equipment |
| US4422571A (en) * | 1981-05-22 | 1983-12-27 | Hoffman Controls Corp. | Proportional motor drive control |
| US4356963A (en) * | 1981-08-03 | 1982-11-02 | Tempmaster Corporation | Flow adjustment mechanism for air distribution systems |
| US4467956A (en) * | 1982-11-10 | 1984-08-28 | Kreuter Kenneth G | System for supplying conditioned air, thermostat therefor and methods of making the same |
| US4556169A (en) * | 1984-06-07 | 1985-12-03 | Honeywell Inc. | On-off thermostat based modulating air flow controller |
| US4627569A (en) * | 1985-06-10 | 1986-12-09 | Staefa Control System Inc. | Four function pneumatic controller |
| US4694989A (en) * | 1986-03-10 | 1987-09-22 | Tempmaster Corporation | Control installation for variable volume air diffusers |
| US4987748A (en) * | 1986-03-19 | 1991-01-29 | Camp Dresser & Mckee | Air conditioning apparatus |
| FI75682C (fi) * | 1986-09-26 | 1988-07-11 | Erkki Johannes Niskanen | Pao kaskadstyrning baserande foerfarande foer floedesreglering. |
| US4838484A (en) * | 1987-07-31 | 1989-06-13 | Kreuter Manufacturing Co., Inc. | Variable volume air conditioning system with velocity readout at the thermostat |
| US4957238A (en) * | 1989-10-30 | 1990-09-18 | Kreuter Mfg. Co., Inc. | Pneumatic variable air volume controller |
| US5011076A (en) * | 1990-02-16 | 1991-04-30 | Ike Wurtz | Pneumatic temperature control |
| US8881766B2 (en) | 2011-10-03 | 2014-11-11 | Hamon Research-Cottrell, Inc. | Damper assembly |
| US10088178B2 (en) * | 2015-05-05 | 2018-10-02 | MJC, Inc. | Multi-zone variable refrigerant flow heating/cooling unit |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1979779A (en) * | 1934-04-10 | 1934-11-06 | Ruggles Klingemann Mfg Co | Temperature limiting mechanism for hot water systems |
| US2695752A (en) * | 1952-03-01 | 1954-11-30 | Lord & Burnham | Limit control for thermostats |
| US3122318A (en) * | 1959-06-11 | 1964-02-25 | Garrett Corp | Ambient pressure responsive fluid flow controlling mechanism |
| US3275238A (en) * | 1964-09-25 | 1966-09-27 | Honeywell Inc | Vibration damping pneumatic control device |
| US3465962A (en) * | 1968-03-29 | 1969-09-09 | Garrett Corp | Electro-pneumatically controlled air conditioning system |
| US3537644A (en) * | 1968-08-12 | 1970-11-03 | United Aircraft Corp | Combined pressure and temperature regulator |
| US3602241A (en) * | 1970-03-04 | 1971-08-31 | Robertshaw Controls Co | Pneumatic control system and reset valve for such a system or the like |
| US3719321A (en) * | 1971-05-20 | 1973-03-06 | Trane Co | Air flow control device |
| US3809314A (en) * | 1971-10-20 | 1974-05-07 | Barber Colman Co | Self-powered variable volume air damper control |
-
1974
- 1974-01-28 US US05/437,136 patent/US3941310A/en not_active Expired - Lifetime
- 1974-12-31 CA CA217,158A patent/CA1005315A/en not_active Expired
-
1975
- 1975-01-08 AU AU77163/75A patent/AU7716375A/en not_active Expired
- 1975-01-16 DE DE19752501599 patent/DE2501599A1/de active Pending
- 1975-01-24 FR FR7502241A patent/FR2259323A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| US3941310A (en) | 1976-03-02 |
| AU7716375A (en) | 1976-07-08 |
| CA1005315A (en) | 1977-02-15 |
| FR2259323A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-08-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHJ | Non-payment of the annual fee |