BE644392A - - Google Patents

Info

Publication number
BE644392A
BE644392A BE644392DA BE644392A BE 644392 A BE644392 A BE 644392A BE 644392D A BE644392D A BE 644392DA BE 644392 A BE644392 A BE 644392A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE644392A publication Critical patent/BE644392A/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F3/00—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
    • E05F3/04—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices with liquid piston brakes
    • E05F3/12—Special devices controlling the circulation of the liquid, e.g. valve arrangement
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/34—Special valve constructions; Shape or construction of throttling passages
    • F16F9/346—Throttling passages in the form of slots arranged in cylinder walls
    • F16F9/3465—Slots having a variable section along their length
    • 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
    • E05Y2900/13—Type of wing
    • E05Y2900/132—Doors

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
  • Braking Arrangements (AREA)
BE644392D 1963-03-22 1964-02-26 BE644392A ( )

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH367363A CH400821A (de) 1963-03-22 1963-03-22 Einrichtung an Türen zum elektromechanischen, pneumatischen oder hydraulischen Antrieb der Türflügel

Publications (1)

Publication Number Publication Date
BE644392A true BE644392A ( ) 1964-06-15

Family

ID=4261046

Family Applications (1)

Application Number Title Priority Date Filing Date
BE644392D BE644392A ( ) 1963-03-22 1964-02-26

Country Status (4)

Country Link
BE (1) BE644392A ( )
CH (1) CH400821A ( )
DE (1) DE1584042B1 ( )
GB (1) GB1012255A ( )

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108869622B (zh) * 2018-07-24 2023-05-23 广东机电职业技术学院 一种柱塞式缓冲装置
CN109027096B (zh) * 2018-09-04 2020-06-19 上海理工大学 一种薄壁小孔式液压缓冲器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1311184A (en) * 1919-07-29 John h
US2298542A (en) * 1940-04-09 1942-10-13 Yale & Towne Mfg Co Door operator
US2528904A (en) * 1945-03-09 1950-11-07 Norballe Svend Gunge Closing device for doors
US2586135A (en) * 1949-10-15 1952-02-19 Ben H Woodruff Door closer

Also Published As

Publication number Publication date
CH400821A (de) 1965-10-15
DE1584042B1 (de) 1970-04-09
GB1012255A (en) 1965-12-08

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