BE748842R - SYSTEM PREVENTS AIR, WATER AND DUST FROM GOING UNDER - Google Patents

SYSTEM PREVENTS AIR, WATER AND DUST FROM GOING UNDER

Info

Publication number
BE748842R
BE748842R BE748842DA BE748842R BE 748842 R BE748842 R BE 748842R BE 748842D A BE748842D A BE 748842DA BE 748842 R BE748842 R BE 748842R
Authority
BE
Belgium
Prior art keywords
dust
water
prevents air
system prevents
going under
Prior art date
Application number
Other languages
French (fr)
Original Assignee
Cressatti Giovanni
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 Cressatti Giovanni filed Critical Cressatti Giovanni
Application granted granted Critical
Publication of BE748842R publication Critical patent/BE748842R/en

Links

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
    • E06B7/00—Special arrangements or measures in connection with doors or windows
    • E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
    • E06B7/18—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever
    • E06B7/20—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever automatically withdrawn when the wing is opened, e.g. by means of magnetic attraction, a pin or an inclined surface, especially for sills

Landscapes

  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Blinds (AREA)
  • Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
BE748842D 1969-12-22 1970-04-13 SYSTEM PREVENTS AIR, WATER AND DUST FROM GOING UNDER BE748842R (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE743492 1969-12-22
BE748842 1970-04-13

Publications (1)

Publication Number Publication Date
BE748842R true BE748842R (en) 1970-10-13

Family

ID=34808825

Family Applications (2)

Application Number Title Priority Date Filing Date
BE743492D BE743492A (en) 1969-12-22 1969-12-22
BE748842D BE748842R (en) 1969-12-22 1970-04-13 SYSTEM PREVENTS AIR, WATER AND DUST FROM GOING UNDER

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BE743492D BE743492A (en) 1969-12-22 1969-12-22

Country Status (1)

Country Link
BE (2) BE743492A (en)

Also Published As

Publication number Publication date
BE743492A (en) 1970-05-28

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