FR2292537A1 - Perfectionnements aux dispositifs et appareillages pour la fabrication de cordes a piano - Google Patents

Perfectionnements aux dispositifs et appareillages pour la fabrication de cordes a piano

Info

Publication number
FR2292537A1
FR2292537A1 FR7438980A FR7438980A FR2292537A1 FR 2292537 A1 FR2292537 A1 FR 2292537A1 FR 7438980 A FR7438980 A FR 7438980A FR 7438980 A FR7438980 A FR 7438980A FR 2292537 A1 FR2292537 A1 FR 2292537A1
Authority
FR
France
Prior art keywords
manufacture
devices
piano strings
piano
strings
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.)
Granted
Application number
FR7438980A
Other languages
English (en)
French (fr)
Other versions
FR2292537B1 (OSRAM
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
Priority to FR7438980A priority Critical patent/FR2292537A1/fr
Priority to GB4818575A priority patent/GB1529309A/en
Priority to DE19752553423 priority patent/DE2553423A1/de
Publication of FR2292537A1 publication Critical patent/FR2292537A1/fr
Application granted granted Critical
Publication of FR2292537B1 publication Critical patent/FR2292537B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F3/00—Coiling wire into particular forms
    • B21F3/02—Coiling wire into particular forms helically
    • B21F3/04—Coiling wire into particular forms helically externally on a mandrel or the like
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10D—STRINGED MUSICAL INSTRUMENTS; WIND MUSICAL INSTRUMENTS; ACCORDIONS OR CONCERTINAS; PERCUSSION MUSICAL INSTRUMENTS; AEOLIAN HARPS; SINGING-FLAME MUSICAL INSTRUMENTS; MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR
    • G10D3/00—Details of, or accessories for, stringed musical instruments, e.g. slide-bars
    • G10D3/10—Strings

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Wire Processing (AREA)
FR7438980A 1974-11-28 1974-11-28 Perfectionnements aux dispositifs et appareillages pour la fabrication de cordes a piano Granted FR2292537A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7438980A FR2292537A1 (fr) 1974-11-28 1974-11-28 Perfectionnements aux dispositifs et appareillages pour la fabrication de cordes a piano
GB4818575A GB1529309A (en) 1974-11-28 1975-11-24 Method and apparatus for the manufacture of piano strings
DE19752553423 DE2553423A1 (de) 1974-11-28 1975-11-27 Vorrichtung zum herstellen von klaviersaiten

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7438980A FR2292537A1 (fr) 1974-11-28 1974-11-28 Perfectionnements aux dispositifs et appareillages pour la fabrication de cordes a piano

Publications (2)

Publication Number Publication Date
FR2292537A1 true FR2292537A1 (fr) 1976-06-25
FR2292537B1 FR2292537B1 (OSRAM) 1980-11-28

Family

ID=9145336

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7438980A Granted FR2292537A1 (fr) 1974-11-28 1974-11-28 Perfectionnements aux dispositifs et appareillages pour la fabrication de cordes a piano

Country Status (3)

Country Link
DE (1) DE2553423A1 (OSRAM)
FR (1) FR2292537A1 (OSRAM)
GB (1) GB1529309A (OSRAM)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104438965B (zh) * 2014-12-11 2016-06-22 天津鑫坤泰预应力专业技术有限公司 一种预应力钢绞线束的绕线装置
CN104907462B (zh) * 2015-06-15 2017-05-31 太仓市惠得利弹簧有限公司 一种快速弹簧缠绕机
CN104907463B (zh) * 2015-06-15 2017-05-31 太仓市惠得利弹簧有限公司 一种快速双向弹簧缠绕机
CN113333634B (zh) * 2021-06-03 2025-01-28 乐海乐器有限公司 一种量化数控缠弦机
CN114890255A (zh) * 2022-06-01 2022-08-12 国网河北省电力有限公司超高压分公司 一种地线和焊丝的卷绕装置

Also Published As

Publication number Publication date
GB1529309A (en) 1978-10-18
FR2292537B1 (OSRAM) 1980-11-28
DE2553423A1 (de) 1976-08-12

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Legal Events

Date Code Title Description
ST Notification of lapse