Classifications

• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
  • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
  • F16D41/00—Freewheels or freewheel clutches
  • F16D41/06—Freewheels or freewheel clutches with intermediate wedging coupling members between an inner and an outer surface
  • F16D41/064—Freewheels or freewheel clutches with intermediate wedging coupling members between an inner and an outer surface the intermediate members wedging by rolling and having a circular cross-section, e.g. balls
• • E—FIXED CONSTRUCTIONS
  • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
  • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
  • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
  • E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
  • E06B9/40—Roller blinds
  • E06B9/42—Parts or details of roller blinds, e.g. suspension devices, blind boxes
• • E—FIXED CONSTRUCTIONS
  • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
  • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
  • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
  • E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
  • E06B9/60—Spring drums operated only by closure members
• • E—FIXED CONSTRUCTIONS
  • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
  • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
  • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
  • E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
  • E06B9/80—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling
  • E06B9/82—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic
  • E06B9/90—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic for immobilising the closure member in various chosen positions
• • 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
  • F03G1/026—Spring motors characterised by shape or material of spring, e.g. helical, spiral, coil using torsion springs
• • 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
  • F03G1/06—Other parts or details

Landscapes

• Engineering & Computer Science (AREA)
• Structural Engineering (AREA)
• General Engineering & Computer Science (AREA)
• Civil Engineering (AREA)
• Combustion & Propulsion (AREA)
• Chemical & Material Sciences (AREA)
• Architecture (AREA)
• Mechanical Engineering (AREA)
• Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
• Braking Arrangements (AREA)
• Mechanical Operated Clutches (AREA)
• Rolls And Other Rotary Bodies (AREA)
• Pivots And Pivotal Connections (AREA)

Applications Claiming Priority (2)

Publications (3)

Family

ID=20331739

Family Applications (1)

Country Status (10)

Families Citing this family (16)

Family Cites Families (7)

• 1977
  • 1977-06-30 SE SE7707590A patent/SE428037B/xx not_active IP Right Cessation
• 1978
  • 1978-06-27 FR FR7819081A patent/FR2396219A1/fr active Granted
  • 1978-06-27 DK DK288578A patent/DK143575C/da not_active IP Right Cessation
  • 1978-06-27 DE DE19782828096 patent/DE2828096A1/de not_active Withdrawn
  • 1978-06-27 AU AU37491/78A patent/AU3749178A/en active Pending
  • 1978-06-28 GB GB7828092A patent/GB2000558B/en not_active Expired
  • 1978-06-29 NL NL7807031A patent/NL7807031A/xx not_active Application Discontinuation
  • 1978-06-29 BE BE188932A patent/BE868572A/xx not_active IP Right Cessation
  • 1978-06-30 US US05/921,104 patent/US4250942A/en not_active Expired - Lifetime
  • 1978-06-30 JP JP8043578A patent/JPS5439751A/ja active Pending

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