JPH09512447A - ブレードの非晶質ダイヤモンドコーティング - Google Patents
ブレードの非晶質ダイヤモンドコーティングInfo
- Publication number
- JPH09512447A JPH09512447A JP7527774A JP52777495A JPH09512447A JP H09512447 A JPH09512447 A JP H09512447A JP 7527774 A JP7527774 A JP 7527774A JP 52777495 A JP52777495 A JP 52777495A JP H09512447 A JPH09512447 A JP H09512447A
- Authority
- JP
- Japan
- Prior art keywords
- blade
- amorphous diamond
- edge
- substrate
- plasma
- 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
Links
- 238000000576 coating method Methods 0.000 title claims abstract description 73
- 239000010432 diamond Substances 0.000 title claims abstract description 70
- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 69
- 239000011248 coating agent Substances 0.000 title claims abstract description 63
- 239000000758 substrate Substances 0.000 claims abstract description 104
- 238000000034 method Methods 0.000 claims abstract description 100
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 27
- 229910021385 hard carbon Inorganic materials 0.000 claims abstract description 5
- 238000000151 deposition Methods 0.000 claims description 42
- 239000000463 material Substances 0.000 claims description 36
- 230000008021 deposition Effects 0.000 claims description 29
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 24
- 230000008569 process Effects 0.000 claims description 21
- 238000005520 cutting process Methods 0.000 claims description 20
- 229910002804 graphite Inorganic materials 0.000 claims description 8
- 239000010439 graphite Substances 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 238000010891 electric arc Methods 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 229920000642 polymer Polymers 0.000 claims description 4
- 230000001464 adherent effect Effects 0.000 claims description 3
- 238000007517 polishing process Methods 0.000 claims description 3
- 239000004215 Carbon black (E152) Substances 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 229930195733 hydrocarbon Natural products 0.000 claims description 2
- 150000002430 hydrocarbons Chemical class 0.000 claims description 2
- 238000007737 ion beam deposition Methods 0.000 claims description 2
- 238000000608 laser ablation Methods 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 239000002998 adhesive polymer Substances 0.000 claims 3
- 239000012300 argon atmosphere Substances 0.000 claims 1
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000000354 decomposition reaction Methods 0.000 claims 1
- 230000001939 inductive effect Effects 0.000 claims 1
- ZFXYFBGIUFBOJW-UHFFFAOYSA-N theophylline Chemical compound O=C1N(C)C(=O)N(C)C2=C1NC=N2 ZFXYFBGIUFBOJW-UHFFFAOYSA-N 0.000 claims 1
- 238000009834 vaporization Methods 0.000 description 26
- 230000008016 vaporization Effects 0.000 description 25
- 230000004907 flux Effects 0.000 description 23
- 239000010410 layer Substances 0.000 description 23
- 230000008901 benefit Effects 0.000 description 15
- 239000002245 particle Substances 0.000 description 15
- 230000033001 locomotion Effects 0.000 description 13
- 230000002441 reversible effect Effects 0.000 description 11
- 150000002500 ions Chemical class 0.000 description 10
- 230000005684 electric field Effects 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- 239000013077 target material Substances 0.000 description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- 230000008859 change Effects 0.000 description 6
- 230000006837 decompression Effects 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000004544 sputter deposition Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- -1 carbon ions Chemical class 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005468 ion implantation Methods 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 239000006200 vaporizer Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000013459 approach Methods 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 3
- 239000010406 cathode material Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 210000002268 wool Anatomy 0.000 description 3
- 241000272525 Anas platyrhynchos Species 0.000 description 2
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000000541 cathodic arc deposition Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000005672 electromagnetic field Effects 0.000 description 2
- 230000005686 electrostatic field Effects 0.000 description 2
- 229920005669 high impact polystyrene Polymers 0.000 description 2
- 239000004797 high-impact polystyrene Substances 0.000 description 2
- 238000002513 implantation Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000010884 ion-beam technique Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000009257 reactivity Effects 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000000153 supplemental effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 235000013175 Crataegus laevigata Nutrition 0.000 description 1
- 241001442654 Percnon planissimum Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000010849 ion bombardment Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 239000002052 molecular layer Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 208000022638 pyogenic arthritis-pyoderma gangrenosum-acne syndrome Diseases 0.000 description 1
- CRSVHQICRXRCEP-ZETCQYMHSA-N ramalin Natural products OC(=O)[C@@H](N)CCC(=O)NNC1=CC=CC=C1O CRSVHQICRXRCEP-ZETCQYMHSA-N 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/225—Oblique incidence of vaporised material on substrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B21/00—Razors of the open or knife type; Safety razors or other shaving implements of the planing type; Hair-trimming devices involving a razor-blade; Equipment therefor
- B26B21/54—Razor-blades
- B26B21/58—Razor-blades characterised by the material
- B26B21/60—Razor-blades characterised by the material by the coating material
-
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/0605—Carbon
-
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/0605—Carbon
- C23C14/0611—Diamond
-
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/24—Vacuum evaporation
- C23C14/32—Vacuum evaporation by explosion; by evaporation and subsequent ionisation of the vapours, e.g. ion-plating
- C23C14/325—Electric arc evaporation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32055—Arc discharge
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S76/00—Metal tools and implements, making
- Y10S76/08—Razor blade manufacturing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S76/00—Metal tools and implements, making
- Y10S76/09—Razor blade sharpeners
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S76/00—Metal tools and implements, making
- Y10S76/11—Tungsten and tungsten carbide
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S76/00—Metal tools and implements, making
- Y10S76/12—Diamond tools
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Forests & Forestry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Analytical Chemistry (AREA)
- Physical Vapour Deposition (AREA)
- Dry Shavers And Clippers (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Chemical Vapour Deposition (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 下記の工程を含んでなる、剃刀ブレードの形成方法。 (a)基質を準備し、 (b)30度未満の開先角度を有し、かつ1,200Å未満の先端半径 を有する上記基質上に楔型鋭利化されたエッジを形成させ、かつ (c)上記鋭利化されたエッジ上に非晶質ダイヤモンド層を堆積させる 。 2. 上記基質が、遂次的研磨工程で機械的に研磨されて上記鋭利化されたエ ッジが形成される、請求項1の方法。 3. 上記非晶質ダイヤモンド被覆刃先上に密着性ポリマー被膜を施す工程を さらに包含する、請求項1の方法。 4. 上記刃先の非晶質ダイヤモンド被膜が、上記基質の鋭利化された先端か らこの鋭利化された先端から40ミクロメーターの距離まで少なくとも400Å の厚さを有する、請求項1の方法。 5. 上記基質が金属からなり、かつ上記非晶質ダイヤモンド被膜が上記金属 基質の少なくとも4倍の硬さがある、請求項1の方法。 6. 非晶質ダイヤモンドの上記層が、濾波陰極アーク法、陰極アーク法、陽 極アーク法、炭化水素ガスのプラズマ分解法、誘導的連結rfによる後イオン化 を用いるスパッター堆積法、レーザー融蝕法、レーザー吸収ウェーブ堆積法(J AWD)およびイオンビーム堆積法からなる群から選択された手法により堆積さ れる、請求項1の方法。 7. 非晶質ダイヤモンドの上記層が、黒鉛ターゲットが置かれている排気室 内の減圧下またはアルゴン雰囲気下で堆積され、上記黒鉛ターゲットが電圧印加 され、かつDCまたはRFバイアスを上記基質に印加する間に上記鋭利化された エッジ上に非晶質ダイヤモンドの上記層を堆積させるために、その上にアークを ストライクする、請求項1の方法。 8. プラズマビームとブレード小面との間の入射角が32度未満である、請 求項1の方法。 9. 基質の準備工程、開先角度が30度未満で先端半径が1200Å未満の 、楔形エッジを上記基質上に形成させる工程、および1200Å未満の半径を提 供するために上記楔形エッジ上に非晶質ダイヤモンド層を堆積させる工程、から なる剃刀ブレードの形成方法。 10. 上記非晶質ダイヤモンド物質が陰極アーク法により堆積される、請求 項9の方法。 11. 上記楔形エッジ上の上記非晶質ダイヤモンド被膜が少なくとも400 Åの厚さを有する、請求項9の方法。 12. 上記非晶質ダイヤモンド被覆刃先上に密着性ポリマー被膜を施す工程 をさらに包含する、請求項9の方法。 13. 上記刃先上の上記非晶質ダイヤモンド被膜が約2000Åの厚さを有 する、請求項12の方法。 14. 少なくとも約0.1ミリメーターの幅、20度未満の開先角度および 、上記鋭利化されたエッジ上の非晶質ダイヤモンド層を有する小面により決めら れた、楔形エッジを伴う基質からなる、剃刀ブレード。 15. 上記非晶質ダイヤモンド物質の上記層は、少なくとも40%のsp3 炭素結合および可視光領域における透明性を特徴とする、請求項14の剃刀ブレ ード。 16. 非晶質ダイヤモンドの上記層のアスペクト比が2:1超である、請求 項15の剃刀ブレード。 17. 非晶質ダイヤモンド物質の上記層上に密着性ポリマー被膜をさらに包 含させた、請求項16の剃刀ブレード。 18. 上記非晶質ダイヤモンド被膜の厚さが約2000Åである請求項17 の剃刀ブレード。 19. 楔形エッジを有する基質ならびに上記楔形エッジの先端およびフラン ク上の非晶質ダイヤモンド物質層からなる剃刀ブレードであって、上記非晶質ダ イヤモンド物質層が、上記基質の鋭利化された先端からこの鋭利化された先端か ら40ミクロメーターの距離までに、少なくとも約400Åの厚さを有し、かつ 先端半径が約1000Å未満の範囲である、剃刀ブレード。 20. 上記基質が鋼であり、上記楔形エッジが遂次機械化研磨工程により形 成され、かつ上記非晶質ダイヤモンド物質が陰極アーク法により形成される、請 求項19の剃刀ブレード。 21. 上記非晶質ダイヤモンド物質層が少なくとも40%のsp3 炭素結合 を有し、かつ上記非晶質ダイヤモンド物質層上に密着性ポリマー被膜をさらに包 含する、請求項20の剃刀ブレード。 22. 間隔を置いた皮膚噛み合わせ面を有する支持構造、および上記支持構 造に固定された剃刀ブレード構造からなる剃髪ユニットにおいて、上記剃刀ブレ ード構造中には楔形エッジおよび上記楔形エッジ上の非晶質ダイヤモンド層が包 含され、上記非晶質ダイヤモンド被覆楔形エッジが上記皮膚噛み合わせ面間に配 置された、剃髪ユニット。 23. 上記剃刀ブレード構造中に、楔形エッジを有する2つの基質を包含し 、かつ上記楔形エッジが上記皮膚噛み合わせ面間に互いに平行に配置された、請 求項22の剃髪ユニット。 24. 非晶質ダイヤモンド物質の各上記層が40%以上のsp3 炭素結合を 有し、各上記非晶質ダイヤモンド被膜が約2000Åの厚さを有し、かつ上記の 各非晶質ダイヤモンド物質層上に密着性ポリマー被膜をさらに包含する、請求項 23の剃髪ユニット。 25. 下記(a)〜(c)を含んでなる、第1傾斜面および第2傾斜面によ り囲まれた刃先を有するブレードに硬質炭素被膜を施す方法。 (a)陰極の気化可能炭素面にアーク放電を行って、これにより気化炭素プ ラズマ流を発生させ、 (b)上記気化炭素の堆積がブレードの刃先上に起こるように、上記プラズ マ流内に被被覆ブレードを配向させ、および (c)気化炭素の上記堆積がブレード刃先の上記第1傾斜面およびブレード 刃先の第2傾斜面上に起きるように、プラズマ流との関連で上記ブレードを供給 する工程。 だだしここでは、刃先の上記第1および第2傾斜面上の気化炭素の上記堆積が 、ほとんど等しい平均堆積速度で生起する。 26. 1群のスタックドブレードを含むスタック内に上記ブレードを保持し 、かつブレード配向および上記ブレードの供給工程を、スタックドブレードの上 記群上に同時に実施する、請求項25の方法。 27. 下記(a)〜(c)の、請求項26の方法。 (a)上記スタック内ブレードの上記群の各々が、ブレード刃先の第 1および第2傾斜面の交差箇所で先端を有し、かつこの先端が1平面を描くよう に複数ブレードがスタックされ、 (b)上記プラズマ流が、概略平行な複数ラインの1セットに分解可 能な、概して方向性の流れであり、また (c)ブレードを配向する上記工程が、上記平面に垂直な1線、およ び概略平行な複数線の上記セットの1つにより決められた角度が20度〜90度 の範囲内にあり、これによりブレード刃先の上記第1および第2傾斜面の1つを 上記角度でプラズマ流に露出させるようにブレードを配置することをさらに含ん でなる。 28. 上記供給工程中には、ブレード刃先の第1および第2傾斜面の各々を 上記角度でプラズマ流に露出する工程が包含される、請求項27の方法。 29. ブレード刃先の第1および第2傾斜面の各々を露出させる上記工程が 、ブレードスタックおよびプラズマ流を互いの関係において移動させ、これによ り上記第1および第2傾斜面の各々を上記プラズマ流に遂次露出させて上記遂次 露出間に上記表面の各々上に増分堆積層を形成し得る、請求項28の方法。 30. 上記増分堆積層が、3Å〜500Åの範囲であり、かつ上記移動工程 を、ブレード刃先の第1および第2傾斜面の各々上に少なくとも2つの増分堆積 層が堆積されるまで繰り返す、請求項29の方法。 31. ブレード刃先の第1および第2傾斜面の各々を露出させる上記工程が 、気化炭素の第2プラズマ流を発生させるための第2プラズマ発生手段を上記濾 波陰極アークソースと併用することをさらに包含し、これにより上記第1および 第2傾斜面の各々を上記角度でプラズマ流に同時に露出させて1つの堆積層を上 記面の各々上に同時に形成させ得る、請求項28の方法。 32. ブレードに第1電圧バイアスを印加し、次いで第2電圧バイアスを印 加し、一方で上記の気化炭素の堆積をこのブレード上に生起させる工程をさらに 包含する、請求項28の方法。 33. 上記第1電圧バイアスが200〜2,000ボルトの範囲であり、上 記第2電圧バイアスが10〜200ボルトの範囲である、請求項32の方法。 34. 上記第1電圧バイアスを2分までの時間で印加する、請求項33の方 法。 35. 上記ブレードを1群のブレードを含むホルダー内に保持し、かつブレ ードの配向および上記ブレードを供給する上記工程をこのホルダー内にある間に 上記ブレード上で実施する、請求項25の方法。 36. 下記(a)〜(c)の、請求項35の方法。 (a)上記ホルダー内のブレードの上記群の各々が、ブレード刃先の 第1および第2傾斜面の交差箇所で先端を有し、かつこの先端ならびに第1およ び第2傾斜面により決められた第1角を取り囲み、 (b)上記プラズマ流が、概略平行な1セットの複数ラインに分解可 能な、概して方向性の流れであり、また (c)上記ブレード配向工程が、上記第1角を2分する線および第概 略平行な複数ラインの上記セットの1つにより決められた第2角が20度〜90 度の範囲内にあるようにブレードを配置し、これによりブレード刃先の上記第1 および第2傾斜面の1つを上記角度でプラズマ流に露出させることを含んでなる 。 37. ブレード刃先の上記第1および第2傾斜面の各々を上記角度でプラズ マ流に露出させる、請求項36の方法。 38. ブレード刃先の上記第1および第2傾斜面の各々を露出させる上記工 程が、ブレードおよびプラズマ流のセットを相互の関連で移動させる工程をさら に包含し、これにより上記第1および第2傾斜面の各々を上記プラズマ流に遂次 露出させて上記遂次露出間に上記面の各々上に増分堆積層を形成し得る、請求項 37の方法。 39. 上記増加堆積層が2Å〜5Åの範囲であり、かつブレード刃先の上記 第1および第2傾斜面の各々上に少なくとも2つの増分堆積層が堆積するまで上 記移動工程を繰り返す、請求項38の方法。 40. ブレード刃先の上記第1および第2傾斜面の各々を露出させる上記工 程が、気化炭素の第2プラズマ流を発生させるための第2プラズマ発生手段を上 記濾波陰極アークソースと併用することをさらに包含し、これにより上記第1お よび第2傾斜面の各々を上記角度でプラズマ流に同時露出させて上記面の各々上 に1つの堆積層を同時に形成させ得る、請求項37の方法。 41. ブレードに第1電圧バイアスを印加し、次いで第2電圧バイアスを印 加し、一方で気化炭素の上記堆積をブレード上に生起させる工程をさらに包含す る、請求項37の方法。 42. 上記第1電圧バイアスが200〜2,000ボルトの範囲であり、上 記第2電圧バイアスが10〜200ボルトの範囲である、請求項41の方法。 43. 上記第1電圧バイアスを2分までの時間で印加する、請求項42の方 法。 44. 第1および第2傾斜面により決められた刃先を有するブレードであっ て、上記刃先が第1および第2傾斜面の交差箇所で先端を有し、かつ第1および 第2傾斜面により決められた角度を取り巻くブレード。 ただしここでは、上記刃先には、第1および第2傾斜面上に被覆された硬質炭 素被膜が先端を覆うように包含され、かつ 上記炭素被膜は、第1および第2傾斜面の1つに垂直に測定した第1厚さ、お よび上記角を2分する1ラインに沿って測定した第2厚さを有し、上記第1厚さ :第2厚さの比が少なくとも2:1であり、 上記硬質炭素は少なくとも40ギガパスカルの硬度を有している。
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US23292894A | 1994-04-25 | 1994-04-25 | |
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PCT/US1995/004894 WO1995029044A1 (en) | 1994-04-25 | 1995-04-21 | Amorphous diamond coating of blades |
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JP2004348925A Expired - Lifetime JP4515238B2 (ja) | 1994-04-25 | 2004-12-01 | ブレードの非晶質ダイヤモンドコーティング |
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JP2007501331A (ja) * | 2003-05-22 | 2007-01-25 | アルゴール アルジャバ ソシエテ アノニム | 真空中での超硬質非晶質炭素被膜の形成方法 |
KR20220056102A (ko) * | 2020-10-27 | 2022-05-04 | 주식회사 도루코 | 비대칭 면도날 |
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