CH275726A - Process for the manufacture of contact cups intended for the correction of abnormal eyes. - Google Patents

Process for the manufacture of contact cups intended for the correction of abnormal eyes.

Info

Publication number
CH275726A
CH275726A CH275726DA CH275726A CH 275726 A CH275726 A CH 275726A CH 275726D A CH275726D A CH 275726DA CH 275726 A CH275726 A CH 275726A
Authority
CH
Switzerland
Prior art keywords
correction
manufacture
contact cups
cups intended
abnormal eyes
Prior art date
Application number
Other languages
German (de)
Inventor
Gmbh Mueller-Welt
Original Assignee
Mueller Welt Gmbh
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 Mueller Welt Gmbh filed Critical Mueller Welt Gmbh
Publication of CH275726A publication Critical patent/CH275726A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/02—Re-forming glass sheets
    • C03B23/023—Re-forming glass sheets by bending
    • C03B23/035—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending
    • C03B23/0352—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending by suction or blowing out for providing the deformation force to bend the glass sheet
    • C03B23/0355—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending by suction or blowing out for providing the deformation force to bend the glass sheet by blowing without suction directly on the glass sheet
    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/10—Forming by pressure difference, e.g. vacuum
    • 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
    • B29D11/00038—Production of contact lenses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
CH275726D 1949-03-28 1949-10-29 Process for the manufacture of contact cups intended for the correction of abnormal eyes. CH275726A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE275726X 1949-03-28

Publications (1)

Publication Number Publication Date
CH275726A true CH275726A (en) 1951-06-15

Family

ID=6026875

Family Applications (1)

Application Number Title Priority Date Filing Date
CH275726D CH275726A (en) 1949-03-28 1949-10-29 Process for the manufacture of contact cups intended for the correction of abnormal eyes.

Country Status (2)

Country Link
CH (1) CH275726A (en)
FR (1) FR1015099A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1186761B (en) * 1954-12-23 1965-02-04 Nils Claes Hugo Fischerstroem Signaling device on motor vehicles
WO1992001549A1 (en) * 1990-07-18 1992-02-06 MAX-PLANCK-Gesellschaft zur Förderung der Wissenschaften e.V. Process for producing a plate with at least one upwards-facing well designed to hold chemical and/or biochemical and/or microbiological substances, and a plate thus produced
US5447679A (en) * 1990-07-18 1995-09-05 Max-Planck-Gesellschaft Zur Forderung Der Wissenschaften E.V. Process of producing plastic plates with wells by placing a film on a mold and applying hot gas
EP2987774A3 (en) * 2014-07-31 2016-04-13 Schott AG Method for producing a molded glass or glass ceramic article, glass or glass ceramic article manufactured according to the method and its use

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017528406A (en) * 2014-08-20 2017-09-28 コーニング インコーポレイテッド Method of forming a molded glass article from a glass sheet

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1186761B (en) * 1954-12-23 1965-02-04 Nils Claes Hugo Fischerstroem Signaling device on motor vehicles
WO1992001549A1 (en) * 1990-07-18 1992-02-06 MAX-PLANCK-Gesellschaft zur Förderung der Wissenschaften e.V. Process for producing a plate with at least one upwards-facing well designed to hold chemical and/or biochemical and/or microbiological substances, and a plate thus produced
US5447679A (en) * 1990-07-18 1995-09-05 Max-Planck-Gesellschaft Zur Forderung Der Wissenschaften E.V. Process of producing plastic plates with wells by placing a film on a mold and applying hot gas
EP2987774A3 (en) * 2014-07-31 2016-04-13 Schott AG Method for producing a molded glass or glass ceramic article, glass or glass ceramic article manufactured according to the method and its use

Also Published As

Publication number Publication date
FR1015099A (en) 1952-08-27

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