Classifications

• • G—PHYSICS
  • G10—MUSICAL INSTRUMENTS; ACOUSTICS
  • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
  • G10K1/00—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs
  • G10K1/06—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube
  • G10K1/068—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube hydraulically operated; pneumatically operated
• • G—PHYSICS
  • G05—CONTROLLING; REGULATING
  • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
  • G05B11/00—Automatic controllers
  • G05B11/44—Automatic controllers pneumatic only
  • G05B11/48—Automatic controllers pneumatic only with auxiliary power
  • G05B11/52—Automatic controllers pneumatic only with auxiliary power in which the output signal represents a discontinuous function of the deviation from the desired value, i.e. discontinuous controllers
• • G—PHYSICS
  • G10—MUSICAL INSTRUMENTS; ACOUSTICS
  • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
  • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
  • G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings

Landscapes

• Physics & Mathematics (AREA)
• Engineering & Computer Science (AREA)
• Acoustics & Sound (AREA)
• Multimedia (AREA)
• General Physics & Mathematics (AREA)
• Automation & Control Theory (AREA)
• Fluid-Driven Valves (AREA)
• Alarm Systems (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=23670794

Family Applications (1)

Country Status (3)

Families Citing this family (1)

• 1965
  • 1965-09-28 NL NL6512580A patent/NL6512580A/xx unknown
  • 1965-12-27 DE DE19651523390 patent/DE1523390A1/de active Pending
  • 1965-12-28 GB GB5494065A patent/GB1080390A/en not_active Expired

Also Published As

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