Classifications

• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
  • E05D13/00—Accessories for sliding or lifting wings, e.g. pulleys, safety catches
  • E05D13/10—Counterbalance devices
  • E05D13/12—Counterbalance devices with springs
  • E05D13/123—Counterbalance devices with springs with compression springs
  • E05D13/1238—Counterbalance devices with springs with compression springs specially adapted for overhead wings
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
  • E05D13/00—Accessories for sliding or lifting wings, e.g. pulleys, safety catches
  • E05D13/10—Counterbalance devices
  • E05D13/12—Counterbalance devices with springs
  • E05D13/1207—Counterbalance devices with springs with tension springs
  • E05D13/1215—Counterbalance devices with springs with tension springs specially adapted for overhead wings
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
  • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
  • F03G1/00—Spring motors
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
  • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
  • F03G1/00—Spring motors
  • F03G1/02—Spring motors characterised by shape or material of spring, e.g. helical, spiral, coil
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
  • E05Y2900/00—Application of doors, windows, wings or fittings thereof
  • E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
  • E05Y2900/106—Application of doors, windows, wings or fittings thereof for buildings or parts thereof for garages

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• General Engineering & Computer Science (AREA)
• Closing And Opening Devices For Wings, And Checks For Wings (AREA)
• Transmission Devices (AREA)
• Power-Operated Mechanisms For Wings (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=25984193

Family Applications (1)

Country Status (4)

Families Citing this family (1)

Family Cites Families (7)

• 1967
  • 1967-02-10 DE DE19671708371 patent/DE1708371A1/de active Pending
  • 1967-03-20 GB GB12979/67A patent/GB1135717A/en not_active Expired
  • 1967-03-21 US US624767A patent/US3474570A/en not_active Expired - Lifetime
  • 1967-03-21 CH CH403967A patent/CH473969A/de not_active IP Right Cessation

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