GB845832A - Improvements in or relating to methods of manufacturing perforated shear plates for dry-shaving apparatus - Google Patents

Improvements in or relating to methods of manufacturing perforated shear plates for dry-shaving apparatus

Info

Publication number
GB845832A
GB845832A GB35373/58A GB3537358A GB845832A GB 845832 A GB845832 A GB 845832A GB 35373/58 A GB35373/58 A GB 35373/58A GB 3537358 A GB3537358 A GB 3537358A GB 845832 A GB845832 A GB 845832A
Authority
GB
United Kingdom
Prior art keywords
apertures
dry
etching
resist
relating
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
GB35373/58A
Other languages
English (en)
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries Ltd
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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB845832A publication Critical patent/GB845832A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F3/00—Electrolytic etching or polishing
    • C25F3/02—Etching
    • C25F3/14—Etching locally
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B19/00—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
    • B26B19/38—Details of, or accessories for, hair clippers, or dry shavers, e.g. housings, casings, grips, guards
    • B26B19/384—Dry-shaver foils; Manufacture thereof
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/02—Local etching

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Forests & Forestry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • General Chemical & Material Sciences (AREA)
  • ing And Chemical Polishing (AREA)
GB35373/58A 1957-11-07 1958-11-04 Improvements in or relating to methods of manufacturing perforated shear plates for dry-shaving apparatus Expired GB845832A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL845832X 1957-11-07

Publications (1)

Publication Number Publication Date
GB845832A true GB845832A (en) 1960-08-24

Family

ID=19845165

Family Applications (1)

Application Number Title Priority Date Filing Date
GB35373/58A Expired GB845832A (en) 1957-11-07 1958-11-04 Improvements in or relating to methods of manufacturing perforated shear plates for dry-shaving apparatus

Country Status (2)

Country Link
GB (1) GB845832A (enrdf_load_stackoverflow)
NL (1) NL94399C (enrdf_load_stackoverflow)

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3169317A (en) * 1961-08-16 1965-02-16 Braun Ag Screening or shearing foils for dry-shaving appliances
US3179543A (en) * 1961-03-30 1965-04-20 Philips Corp Method of manufacturing plates having funnel-shaped cavities or perforations obtained by etching
US3206342A (en) * 1961-08-31 1965-09-14 Rca Corp Methods of making a sheet array of magnetic metal elements
US3510942A (en) * 1967-11-07 1970-05-12 Wilkinson Sword Ltd Foil for dry shavers
US3546075A (en) * 1967-03-23 1970-12-08 Rca Corp Expandable metal structure making by etching
DE2629920A1 (de) * 1975-07-05 1977-01-27 Gillette Co Scherblatt fuer trockenrasierer
US4105493A (en) 1975-07-05 1978-08-08 The Gillette Company Production of shaving foil
US4138811A (en) 1975-07-05 1979-02-13 The Gillette Company Shaving foil
US8888790B2 (en) 2004-12-21 2014-11-18 Telebrands Corp. Device for the removal of unsightly skin
US9687276B2 (en) 2007-09-14 2017-06-27 International Edge Inc. Skin removing implement
CN109884106A (zh) * 2019-03-11 2019-06-14 西安石油大学 一种快速铝电解电容器阳极腐蚀箔蚀孔分析方法
USD872370S1 (en) 2017-09-22 2020-01-07 Davinci Ii Csj, Llc Abrasive skin treatment device
USD886384S1 (en) 2017-09-22 2020-06-02 Davinci Ii Csj, Llc Abrasive skin treatment device
USD1005504S1 (en) 2020-12-23 2023-11-21 Telebrands Corp. Abrasive skin treatment device
USD1017136S1 (en) 2020-12-23 2024-03-05 Telebrands Corp. Abrasive skin treatment device
USD1022327S1 (en) 2020-12-23 2024-04-09 International Edge, Inc. Foot file
USD1023468S1 (en) 2021-03-29 2024-04-16 Telebrands Corp. Foot file

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3179543A (en) * 1961-03-30 1965-04-20 Philips Corp Method of manufacturing plates having funnel-shaped cavities or perforations obtained by etching
US3169317A (en) * 1961-08-16 1965-02-16 Braun Ag Screening or shearing foils for dry-shaving appliances
US3206342A (en) * 1961-08-31 1965-09-14 Rca Corp Methods of making a sheet array of magnetic metal elements
US3546075A (en) * 1967-03-23 1970-12-08 Rca Corp Expandable metal structure making by etching
US3510942A (en) * 1967-11-07 1970-05-12 Wilkinson Sword Ltd Foil for dry shavers
DE2629920A1 (de) * 1975-07-05 1977-01-27 Gillette Co Scherblatt fuer trockenrasierer
US4105493A (en) 1975-07-05 1978-08-08 The Gillette Company Production of shaving foil
US4138811A (en) 1975-07-05 1979-02-13 The Gillette Company Shaving foil
US8888790B2 (en) 2004-12-21 2014-11-18 Telebrands Corp. Device for the removal of unsightly skin
US9687276B2 (en) 2007-09-14 2017-06-27 International Edge Inc. Skin removing implement
USD872370S1 (en) 2017-09-22 2020-01-07 Davinci Ii Csj, Llc Abrasive skin treatment device
USD886384S1 (en) 2017-09-22 2020-06-02 Davinci Ii Csj, Llc Abrasive skin treatment device
CN109884106A (zh) * 2019-03-11 2019-06-14 西安石油大学 一种快速铝电解电容器阳极腐蚀箔蚀孔分析方法
USD1005504S1 (en) 2020-12-23 2023-11-21 Telebrands Corp. Abrasive skin treatment device
USD1017136S1 (en) 2020-12-23 2024-03-05 Telebrands Corp. Abrasive skin treatment device
USD1022327S1 (en) 2020-12-23 2024-04-09 International Edge, Inc. Foot file
USD1023468S1 (en) 2021-03-29 2024-04-16 Telebrands Corp. Foot file

Also Published As

Publication number Publication date
NL94399C (enrdf_load_stackoverflow)

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