CA1040523A - Wand operated venetian blind - Google Patents

Wand operated venetian blind

Info

Publication number
CA1040523A
CA1040523A CA234,778A CA234778A CA1040523A CA 1040523 A CA1040523 A CA 1040523A CA 234778 A CA234778 A CA 234778A CA 1040523 A CA1040523 A CA 1040523A
Authority
CA
Canada
Prior art keywords
worm
gear
blind
point
mesh
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.)
Expired
Application number
CA234,778A
Other languages
English (en)
French (fr)
Inventor
Victor Debs
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.)
Levolor Corp
Original Assignee
Levolor Corp
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 Levolor Corp filed Critical Levolor Corp
Application granted granted Critical
Publication of CA1040523A publication Critical patent/CA1040523A/en
Expired 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
    • E06B9/322—Details of operating devices, e.g. pulleys, brakes, spring drums, drives
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/1987—Rotary bodies
    • Y10T74/19874—Mutilated
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19949—Teeth
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/20—Control lever and linkage systems
    • Y10T74/20396—Hand operated
    • Y10T74/20474—Rotatable rod, shaft, or post
    • Y10T74/2048—Gear, drum, and cable
CA234,778A 1974-09-30 1975-09-04 Wand operated venetian blind Expired CA1040523A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US510350A US3921695A (en) 1974-09-30 1974-09-30 Wand operated venetian blind

Publications (1)

Publication Number Publication Date
CA1040523A true CA1040523A (en) 1978-10-17

Family

ID=24030389

Family Applications (1)

Application Number Title Priority Date Filing Date
CA234,778A Expired CA1040523A (en) 1974-09-30 1975-09-04 Wand operated venetian blind

Country Status (5)

Country Link
US (1) US3921695A (de)
CA (1) CA1040523A (de)
DE (1) DE7529767U (de)
ES (1) ES441401A1 (de)
GB (1) GB1509947A (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4262728A (en) * 1978-06-30 1981-04-21 Levolor Lorentzen, Inc. Vertical blind
US4214622A (en) * 1978-06-30 1980-07-29 Levolor Lorentzen, Inc. Vertical blind
US4406319A (en) * 1980-11-17 1983-09-27 Beatrice Foods Co. Venetian blind drive control
US4522245A (en) * 1983-01-04 1985-06-11 Hunter Douglas Inc. Housing for a venetian blind tilter mechanism
US4759398A (en) * 1984-06-11 1988-07-26 Renee William C Operator for venetian blinds combination operator and venetian blind, and method of operating venetian blinds
US4697629A (en) * 1984-09-27 1987-10-06 Hunter Douglas Inc. Tilting device for the ladder means of a venetian blind
US4621672A (en) * 1985-01-18 1986-11-11 Hsu Pei Shun Mechanism for window blind
US4676292A (en) * 1985-04-11 1987-06-30 Beatrice Companies, Inc. Tilter apparatus for a slatted window covering
SE466564B (sv) * 1988-03-01 1992-03-02 Perma System Ab Vinkelvaexel
US5238043A (en) * 1992-01-31 1993-08-24 Better Mousetraps, Inc. Apparatus for accurate adjustment of the slats in a venetian blind
US5341865A (en) * 1992-02-07 1994-08-30 Hunter Douglas Inc. Tilter mechanisms for a venetian blind
CA2276237C (en) * 1998-06-22 2007-05-01 Hunter Douglas Inc. Control and suspension system for a covering for architectural openings
TW482237U (en) * 2000-10-05 2002-04-01 Ind Tech Res Inst Adjusting device for Venetian blind
US6325133B1 (en) * 2000-11-06 2001-12-04 Industrial Technology Research Institute Modulating mechanism of venetian blind
US6976522B2 (en) * 2003-05-21 2005-12-20 Springs Window Fashions Lp Venetian blind ladder drum and method of assembling venetian blind
US9376859B1 (en) * 2012-08-16 2016-06-28 Newell Window Furnishings, Inc. Tilter assembly for a window covering
US10655385B2 (en) * 2016-02-19 2020-05-19 Hunter Douglas Inc. Dual cord operating system for an architectural covering
US10975618B2 (en) * 2017-07-26 2021-04-13 Whole Space Industries Ltd Slat tilt mechanism for window coverings
US10550635B2 (en) 2017-08-09 2020-02-04 Whole Space Industries Ltd Window covering control apparatus
US10676988B2 (en) 2017-09-20 2020-06-09 Whole Space Industries Ltd. Window covering control apparatus
USD935221S1 (en) 2019-06-26 2021-11-09 Whole Space Industries Ltd Bottom rail for a window covering

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2580479A (en) * 1949-10-24 1952-01-01 Max J Stogran Cord equalizing mechanism for venetian blinds
US2709488A (en) * 1952-09-12 1955-05-31 Lorentzen Hardware Mfg Corp One-way-tilt venetian blind construction
US3425479A (en) * 1966-08-29 1969-02-04 Levolor Lorentzen Inc Venetian blind construction suitable for low heads and narrow slats

Also Published As

Publication number Publication date
ES441401A1 (es) 1977-03-16
DE7529767U (de) 1976-04-08
US3921695A (en) 1975-11-25
GB1509947A (en) 1978-05-10

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