CA923401A - Pneumatic control system and condition responsive valve construction therefor or the like - Google Patents

Pneumatic control system and condition responsive valve construction therefor or the like

Info

Publication number
CA923401A
CA923401A CA079896A CA79896A CA923401A CA 923401 A CA923401 A CA 923401A CA 079896 A CA079896 A CA 079896A CA 79896 A CA79896 A CA 79896A CA 923401 A CA923401 A CA 923401A
Authority
CA
Canada
Prior art keywords
control system
pneumatic control
condition responsive
responsive valve
valve construction
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.)
Expired
Application number
CA079896A
Other versions
CA79896S (en
Inventor
R. S. Scott Douglas
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robertshaw Controls Co
Original Assignee
Robertshaw Controls Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Robertshaw Controls Co filed Critical Robertshaw Controls Co
Application granted granted Critical
Publication of CA923401A publication Critical patent/CA923401A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/185—Control of temperature with auxiliary non-electric power
    • 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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/185—Control of temperature with auxiliary non-electric power
    • G05D23/1854—Control of temperature with auxiliary non-electric power with bimetallic element

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Multiple-Way Valves (AREA)
  • Temperature-Responsive Valves (AREA)
CA079896A 1969-04-14 1970-04-13 Pneumatic control system and condition responsive valve construction therefor or the like Expired CA923401A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81597769A 1969-04-14 1969-04-14

Publications (1)

Publication Number Publication Date
CA923401A true CA923401A (en) 1973-03-27

Family

ID=25219338

Family Applications (1)

Application Number Title Priority Date Filing Date
CA079896A Expired CA923401A (en) 1969-04-14 1970-04-13 Pneumatic control system and condition responsive valve construction therefor or the like

Country Status (6)

Country Link
AU (1) AU1377170A (en)
CA (1) CA923401A (en)
DE (1) DE2017635A1 (en)
FR (1) FR2043264A5 (en)
GB (1) GB1299652A (en)
NL (1) NL7005250A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090596A (en) * 1977-01-26 1978-05-23 Wallace Murray Corporation Temperature responsive fan drive coupling
DE3544989A1 (en) * 1985-12-19 1987-07-02 Daimler Benz Ag Modulator for acting on at least one adjusting element actuated by positive pressure or vacuum
AT396623B (en) * 1987-10-08 1993-10-25 Ideal Standard SCALING PROTECTION DEVICE FOR SANITARY SYSTEMS, IN PARTICULAR SHOWERS

Also Published As

Publication number Publication date
AU1377170A (en) 1971-10-14
DE2017635A1 (en) 1970-10-15
FR2043264A5 (en) 1971-02-12
NL7005250A (en) 1970-10-16
GB1299652A (en) 1972-12-13

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