Classifications

• • 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
  • E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
  • E06B9/08—Roll-type closures
  • E06B9/18—Roll-type grilles
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
  • H01H67/00—Electrically-operated selector switches
  • H01H67/22—Switches without multi-position wipers
  • H01H67/26—Co-ordinate-type selector switches not having relays at cross-points but involving mechanical movement, e.g. cross-bar switch, code-bar switch

Landscapes

• Engineering & Computer Science (AREA)
• Structural Engineering (AREA)
• Architecture (AREA)
• Civil Engineering (AREA)
• Reinforcement Elements For Buildings (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=7158926

Family Applications (1)

Country Status (2)

• 1966
  • 1966-01-31 NL NL6601171A patent/NL6601171A/xx unknown
  • 1966-02-03 BE BE675991D patent/BE675991A/fr unknown

Also Published As

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