JPS5053056A - - Google Patents

Info

Publication number
JPS5053056A
JPS5053056A JP49000014A JP1474A JPS5053056A JP S5053056 A JPS5053056 A JP S5053056A JP 49000014 A JP49000014 A JP 49000014A JP 1474 A JP1474 A JP 1474A JP S5053056 A JPS5053056 A JP S5053056A
Authority
JP
Japan
Prior art keywords
glass
mold
peened
sag
concave
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
JP49000014A
Other languages
English (en)
Other versions
JPS5941161B2 (ja
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
Publication of JPS5053056A publication Critical patent/JPS5053056A/ja
Publication of JPS5941161B2 publication Critical patent/JPS5941161B2/ja
Expired legal-status Critical Current

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
    • C03B23/0357—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 suction without blowing, e.g. with vacuum or by venturi effect
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/10—Construction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/24—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors
    • G02B5/10—Mirrors with curved faces

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
JP49000014A 1973-01-02 1974-01-04 制御拡散反射鏡を有するランプユニツト及び該反射鏡の製造方法 Expired JPS5941161B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US00319321A US3825742A (en) 1973-01-02 1973-01-02 Lamp unit with controlled-diffusion reflector and method of making the reflector
US319321 1973-01-02

Publications (2)

Publication Number Publication Date
JPS5053056A true JPS5053056A (ja) 1975-05-10
JPS5941161B2 JPS5941161B2 (ja) 1984-10-05

Family

ID=23241760

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49000014A Expired JPS5941161B2 (ja) 1973-01-02 1974-01-04 制御拡散反射鏡を有するランプユニツト及び該反射鏡の製造方法

Country Status (4)

Country Link
US (1) US3825742A (ja)
JP (1) JPS5941161B2 (ja)
CA (1) CA988484A (ja)
DE (1) DE2363378B2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5057453A (ja) * 1973-09-14 1975-05-19
JPS5119668U (ja) * 1974-07-29 1976-02-13

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4021659A (en) * 1975-10-30 1977-05-03 General Electric Company Projector lamp reflector
DE3027719A1 (de) * 1980-07-22 1982-02-11 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Reflektor zur ausleuchtung einer flaeche
DE3027774A1 (de) * 1980-07-22 1982-02-18 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Reflektor zur ausleuchtung einer flaeche
AT407782B (de) * 1989-10-17 2001-06-25 Bartenbach Christian Reflektorschale
WO1993022160A1 (en) * 1992-05-01 1993-11-11 Adonis Incorporated Headgear with safety light
JP2003523606A (ja) * 2000-02-15 2003-08-05 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 電気ランプ及び反射器のユニット
US6494596B1 (en) 2000-06-13 2002-12-17 Hubbell Incorporated Reflector with textured inner surface and prismatic outer surface
GB2384549B (en) * 2002-01-23 2003-12-10 Aurora Ltd Lamps
TW557057U (en) * 2002-10-09 2003-10-01 Lite On Technology Corp Scanner
US7025476B2 (en) * 2003-04-25 2006-04-11 Acuity Brands, Inc. Prismatic reflectors with a plurality of curved surfaces
JP3863126B2 (ja) * 2003-06-26 2006-12-27 旭テクノグラス株式会社 プロジェクター用ガラス製反射鏡およびその製造方法
US20070081248A1 (en) * 2005-10-11 2007-04-12 Kuohua Wu Reflector
KR20170000208A (ko) * 2015-06-23 2017-01-02 코닝정밀소재 주식회사 기판 진공성형 금형 및 방법

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2702411A (en) * 1950-09-15 1955-02-22 Thomas W Winstead Method for forming and embossing thermoplastic materials
US3331960A (en) * 1964-11-27 1967-07-18 Sylvania Electric Prod Portable photogrpahic light
US3511983A (en) * 1967-04-10 1970-05-12 Corning Glass Works Lighting device for dental and surgical procedures

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5057453A (ja) * 1973-09-14 1975-05-19
JPS5119668U (ja) * 1974-07-29 1976-02-13
JPS5616001Y2 (ja) * 1974-07-29 1981-04-15

Also Published As

Publication number Publication date
CA988484A (en) 1976-05-04
JPS5941161B2 (ja) 1984-10-05
DE2363378A1 (de) 1974-07-04
US3825742A (en) 1974-07-23
DE2363378B2 (de) 1978-06-15
DE2363378C3 (ja) 1979-03-22

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