EP2522804A3 - Pull cord mechanism for a window shade - Google Patents

Pull cord mechanism for a window shade Download PDF

Info

Publication number
EP2522804A3
EP2522804A3 EP11181369A EP11181369A EP2522804A3 EP 2522804 A3 EP2522804 A3 EP 2522804A3 EP 11181369 A EP11181369 A EP 11181369A EP 11181369 A EP11181369 A EP 11181369A EP 2522804 A3 EP2522804 A3 EP 2522804A3
Authority
EP
European Patent Office
Prior art keywords
pull cord
barrel
shade
window shade
sliding block
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP11181369A
Other languages
German (de)
French (fr)
Other versions
EP2522804A2 (en
Inventor
Xiangrong Zhu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP2522804A2 publication Critical patent/EP2522804A2/en
Publication of EP2522804A3 publication Critical patent/EP2522804A3/en
Withdrawn legal-status Critical Current

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
    • 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
    • E06B9/26—Lamellar or like blinds, e.g. venetian blinds
    • E06B9/28—Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable
    • E06B9/30—Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable liftable
    • E06B9/32—Operating, guiding, or securing devices therefor
    • 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
    • E06B9/26—Lamellar or like blinds, e.g. venetian blinds
    • E06B9/28—Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable
    • E06B9/30—Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable liftable
    • E06B9/32—Operating, guiding, or securing devices therefor
    • E06B9/322—Details of operating devices, e.g. pulleys, brakes, spring drums, drives
    • E06B2009/3222—Cordless, i.e. user interface without cords
    • 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
    • E06B9/78—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor for direct manual operation, e.g. by tassels, by handles
    • E06B2009/785—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor for direct manual operation, e.g. by tassels, by handles by belts, straps, bands, tapes, cords, tassels

Abstract

A pull cord mechanism for a window shade includes a frame (1), a shade (2), a shade driving mechanism (3), and a pull cord (4) for driving the shade driving mechanism (3). The shade driving mechanism (3) is fixed to the frame (1) and drives the shade (2) to fold and unfold. A barrel (5) is mounted to the frame (1) at a location corresponding to the pull cord (4). The barrel (5) includes a peripheral wall having a slit (7) extending in an axial direction. A sliding block (8) is slideably received in the barrel (5). A handle (9) is mounted to an outer periphery of the peripheral wall of the barrel (5). The sliding block (8) is connected to the handle (9) by a link (10) extending through the slit (7). The pull cord (4) is received in the barrel (5). The sliding block (8) is fixed to the pull cord (4) in the barrel (5).
EP11181369A 2011-05-13 2011-09-15 Pull cord mechanism for a window shade Withdrawn EP2522804A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110123942A CN102213071B (en) 2011-05-13 2011-05-13 Pulling rope mechanism for curtain

Publications (2)

Publication Number Publication Date
EP2522804A2 EP2522804A2 (en) 2012-11-14
EP2522804A3 true EP2522804A3 (en) 2013-02-27

Family

ID=44651326

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11181369A Withdrawn EP2522804A3 (en) 2011-05-13 2011-09-15 Pull cord mechanism for a window shade

Country Status (3)

Country Link
US (1) US20120285631A1 (en)
EP (1) EP2522804A3 (en)
CN (1) CN102213071B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10538963B2 (en) * 2016-02-19 2020-01-21 Hunter Douglas Inc Wand for architectural covering
IL244921A0 (en) * 2016-04-05 2016-07-31 Holis Industries Ltd Regulation mechanism for a venetian blind
WO2018195580A1 (en) * 2017-04-24 2018-11-01 Blindware Pty Ltd Motor for a spring assisted roller blind
US11299931B2 (en) 2019-09-10 2022-04-12 Hunter Douglas Inc. Wand assembly for use with a vertical architectural-structure covering

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5465779A (en) * 1994-07-22 1995-11-14 Rozon; David Integrated cord loop drive means and housing for window covering
US5553653A (en) * 1994-06-20 1996-09-10 2844788 Canada Ltee Cord retractor for window blinds

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19549035A1 (en) * 1995-12-30 1997-07-03 Neher Systeme Gmbh & Co Kg Holder for extended roller-blind
CN2385065Y (en) * 1999-06-10 2000-06-28 杨振江 Hand-operating rolling device
CN201401115Y (en) * 2009-02-26 2010-02-10 高林 Rolling shutter type soundproof door or window
CN201416382Y (en) * 2009-06-17 2010-03-03 李浩然 Curtain
CN101608530B (en) 2009-07-16 2012-01-25 李七妹 Improved structure of rolling drum driving device for rolling curtains
CN201605983U (en) * 2009-12-23 2010-10-13 林世明 Roller shutter device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5553653A (en) * 1994-06-20 1996-09-10 2844788 Canada Ltee Cord retractor for window blinds
US5465779A (en) * 1994-07-22 1995-11-14 Rozon; David Integrated cord loop drive means and housing for window covering

Also Published As

Publication number Publication date
CN102213071B (en) 2012-10-17
CN102213071A (en) 2011-10-12
US20120285631A1 (en) 2012-11-15
EP2522804A2 (en) 2012-11-14

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