FR1557610A - - Google Patents

Info

Publication number
FR1557610A
FR1557610A FR1557610DA FR1557610A FR 1557610 A FR1557610 A FR 1557610A FR 1557610D A FR1557610D A FR 1557610DA FR 1557610 A FR1557610 A FR 1557610A
Authority
FR
France
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
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR1557610A publication Critical patent/FR1557610A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00269—Fresnel lenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2017/00—Carriers for sound or information
    • B29L2017/001—Carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records
    • B29L2017/003—Records or discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
FR1557610D 1965-12-09 1965-12-09 Expired FR1557610A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR41487 1965-12-09

Publications (1)

Publication Number Publication Date
FR1557610A true FR1557610A (xx) 1969-02-21

Family

ID=8594864

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1557610D Expired FR1557610A (xx) 1965-12-09 1965-12-09

Country Status (1)

Country Link
FR (1) FR1557610A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013135222A1 (de) * 2012-03-14 2013-09-19 Kuhne, Manfred Automatisierte produktion von konzentratorlinsenplatten

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013135222A1 (de) * 2012-03-14 2013-09-19 Kuhne, Manfred Automatisierte produktion von konzentratorlinsenplatten
CN104321187A (zh) * 2012-03-14 2015-01-28 瑞飞菲涅尔光学股份有限公司 聚光器透镜面板的自动化生产
US20150048531A1 (en) * 2012-03-14 2015-02-19 Orafol Fresnel Optics GmbH Automated production of concentrator lens panels

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Legal Events

Date Code Title Description
ST Notification of lapse