GB381894A - Improvements in or relating to coil springs - Google Patents

Improvements in or relating to coil springs

Info

Publication number
GB381894A
GB381894A GB14631/32A GB1463132A GB381894A GB 381894 A GB381894 A GB 381894A GB 14631/32 A GB14631/32 A GB 14631/32A GB 1463132 A GB1463132 A GB 1463132A GB 381894 A GB381894 A GB 381894A
Authority
GB
United Kingdom
Prior art keywords
spring
members
relating
coil springs
helical
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
GB14631/32A
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 GB381894A publication Critical patent/GB381894A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F16F1/00—Springs
    • F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/04—Wound springs
    • F16F1/12—Attachments or mountings
    • F16F1/128—Attachments or mountings with motion-limiting means, e.g. with a full-length guide element or ball joint connections; with protective outer cover

Abstract

381,894. Helical springs. CASABLANCAS, F., 166, Mina, Sabadell, Barcelona, Spain. May 23, 1932, No. 14631. Convention date, Feb. 6. [Class 108 (iii).] In order to prevent excessive extension of a helical spring adapted to work under tension, both ends of the spring 30 are connected to wire or like members 10, 20 extending within the spring and interlocking with each other, the members forming the fixing hooks 12, 22 of the spring. The members may be formed with elongated rings 11, 21 engaging each other, or may be linked together through a short chain or other device.
GB14631/32A 1932-02-06 1932-05-23 Improvements in or relating to coil springs Expired GB381894A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES381894X 1932-02-06

Publications (1)

Publication Number Publication Date
GB381894A true GB381894A (en) 1932-10-13

Family

ID=8245234

Family Applications (1)

Application Number Title Priority Date Filing Date
GB14631/32A Expired GB381894A (en) 1932-02-06 1932-05-23 Improvements in or relating to coil springs

Country Status (1)

Country Link
GB (1) GB381894A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2924448A (en) * 1957-08-07 1960-02-09 Wonder Products Company Coiled spring structure
US5810339A (en) * 1995-11-14 1998-09-22 Datec Scherdel Datentechnik Forschungs-Und Entwicklungs-Gmbh Balancing element for a flap opening, especially at an automobile
US7108038B2 (en) 2003-02-14 2006-09-19 Hunter Douglas Industries Bv Cord tensioner
US7114544B2 (en) 2004-09-07 2006-10-03 Hunter Douglas Inc. Cord tensioner for covering for architectural openings
US7216687B2 (en) 2003-10-24 2007-05-15 Hunter Douglas Industries Bv Cord tensioner
CN103343794A (en) * 2013-07-29 2013-10-09 南通天田机床有限公司 Novel extension spring
CN104343872A (en) * 2014-09-26 2015-02-11 无锡市天力五金弹簧厂 Hook spring

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2924448A (en) * 1957-08-07 1960-02-09 Wonder Products Company Coiled spring structure
US5810339A (en) * 1995-11-14 1998-09-22 Datec Scherdel Datentechnik Forschungs-Und Entwicklungs-Gmbh Balancing element for a flap opening, especially at an automobile
US7108038B2 (en) 2003-02-14 2006-09-19 Hunter Douglas Industries Bv Cord tensioner
US7216687B2 (en) 2003-10-24 2007-05-15 Hunter Douglas Industries Bv Cord tensioner
US7114544B2 (en) 2004-09-07 2006-10-03 Hunter Douglas Inc. Cord tensioner for covering for architectural openings
CN103343794A (en) * 2013-07-29 2013-10-09 南通天田机床有限公司 Novel extension spring
CN104343872A (en) * 2014-09-26 2015-02-11 无锡市天力五金弹簧厂 Hook spring

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