FR2476253A1 - Element de friction composite utilisable notamment dans les sabots de freins pour vehicules de chemin de fer - Google Patents
Element de friction composite utilisable notamment dans les sabots de freins pour vehicules de chemin de fer Download PDFInfo
- Publication number
- FR2476253A1 FR2476253A1 FR8003611A FR8003611A FR2476253A1 FR 2476253 A1 FR2476253 A1 FR 2476253A1 FR 8003611 A FR8003611 A FR 8003611A FR 8003611 A FR8003611 A FR 8003611A FR 2476253 A1 FR2476253 A1 FR 2476253A1
- Authority
- FR
- France
- Prior art keywords
- weight
- binder
- brake shoe
- friction
- composition
- 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
- 239000011230 binding agent Substances 0.000 title claims abstract description 36
- 239000002131 composite material Substances 0.000 title claims abstract description 35
- 229920001971 elastomer Polymers 0.000 title claims abstract description 20
- 239000005060 rubber Substances 0.000 title claims abstract description 20
- 239000002783 friction material Substances 0.000 title claims abstract description 12
- 239000003607 modifier Substances 0.000 title claims abstract description 11
- 239000012764 mineral filler Substances 0.000 title claims abstract description 10
- 239000004760 aramid Substances 0.000 title claims description 20
- 229920003235 aromatic polyamide Polymers 0.000 title claims description 18
- 239000000203 mixture Substances 0.000 claims abstract description 35
- 238000010521 absorption reaction Methods 0.000 claims abstract description 34
- 229920000642 polymer Polymers 0.000 claims abstract description 28
- 239000003921 oil Substances 0.000 claims abstract description 26
- 239000000835 fiber Substances 0.000 claims abstract description 23
- 239000000945 filler Substances 0.000 claims abstract description 20
- 125000001140 1,4-phenylene group Chemical group [H]C1=C([H])C([*:2])=C([H])C([H])=C1[*:1] 0.000 claims abstract description 7
- 239000011159 matrix material Substances 0.000 claims abstract description 5
- 239000002245 particle Substances 0.000 claims abstract description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 31
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Inorganic materials [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 21
- 244000226021 Anacardium occidentale Species 0.000 claims description 16
- 235000020226 cashew nut Nutrition 0.000 claims description 16
- 229910052742 iron Inorganic materials 0.000 claims description 15
- 229920005989 resin Polymers 0.000 claims description 14
- 239000011347 resin Substances 0.000 claims description 14
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- 239000012783 reinforcing fiber Substances 0.000 claims description 12
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 7
- 239000000395 magnesium oxide Substances 0.000 claims description 7
- -1 chloro-substituted p-phenylene Chemical group 0.000 claims description 6
- 150000004684 trihydrates Chemical class 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 4
- 239000004927 clay Substances 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 4
- 229920005594 polymer fiber Polymers 0.000 claims description 4
- 239000004576 sand Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 4
- 239000002174 Styrene-butadiene Substances 0.000 claims description 3
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000000354 decomposition reaction Methods 0.000 claims description 3
- 239000005350 fused silica glass Substances 0.000 claims description 3
- 239000011115 styrene butadiene Substances 0.000 claims description 3
- 229920003002 synthetic resin Polymers 0.000 claims description 3
- 239000000057 synthetic resin Substances 0.000 claims description 3
- MHSKRLJMQQNJNC-UHFFFAOYSA-N terephthalamide Chemical compound NC(=O)C1=CC=C(C(N)=O)C=C1 MHSKRLJMQQNJNC-UHFFFAOYSA-N 0.000 claims description 3
- 239000003245 coal Substances 0.000 claims description 2
- 229940056932 lead sulfide Drugs 0.000 claims description 2
- 229910052981 lead sulfide Inorganic materials 0.000 claims description 2
- 239000010458 rotten stone Substances 0.000 claims description 2
- 229920002994 synthetic fiber Polymers 0.000 claims description 2
- 239000012209 synthetic fiber Substances 0.000 claims description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 claims 4
- 239000011707 mineral Substances 0.000 claims 4
- 125000006840 diphenylmethane group Chemical group 0.000 claims 2
- 241000238876 Acari Species 0.000 claims 1
- 208000032544 Cicatrix Diseases 0.000 claims 1
- 241000288140 Gruiformes Species 0.000 claims 1
- 208000037656 Respiratory Sounds Diseases 0.000 claims 1
- 239000006096 absorbing agent Substances 0.000 claims 1
- RREGISFBPQOLTM-UHFFFAOYSA-N alumane;trihydrate Chemical compound O.O.O.[AlH3] RREGISFBPQOLTM-UHFFFAOYSA-N 0.000 claims 1
- 150000001768 cations Chemical class 0.000 claims 1
- 239000003610 charcoal Substances 0.000 claims 1
- 150000004985 diamines Chemical class 0.000 claims 1
- 238000012986 modification Methods 0.000 claims 1
- 230000004048 modification Effects 0.000 claims 1
- 206010037833 rales Diseases 0.000 claims 1
- 231100000241 scar Toxicity 0.000 claims 1
- 230000037387 scars Effects 0.000 claims 1
- 239000004575 stone Substances 0.000 claims 1
- 239000004636 vulcanized rubber Substances 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 25
- 239000010425 asbestos Substances 0.000 abstract description 15
- 229910052895 riebeckite Inorganic materials 0.000 abstract description 15
- 230000003014 reinforcing effect Effects 0.000 abstract description 6
- 239000011368 organic material Substances 0.000 abstract description 3
- CZZYITDELCSZES-UHFFFAOYSA-N diphenylmethane Chemical compound C=1C=CC=CC=1CC1=CC=CC=C1 CZZYITDELCSZES-UHFFFAOYSA-N 0.000 abstract description 2
- 235000019198 oils Nutrition 0.000 description 21
- 239000000463 material Substances 0.000 description 12
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 8
- 229920001568 phenolic resin Polymers 0.000 description 8
- 239000003981 vehicle Substances 0.000 description 8
- 239000010428 baryte Substances 0.000 description 7
- 229910052601 baryte Inorganic materials 0.000 description 7
- 239000005011 phenolic resin Substances 0.000 description 7
- 125000003118 aryl group Chemical group 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 5
- 239000006229 carbon black Substances 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 238000004073 vulcanization Methods 0.000 description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- 229920003368 Kevlar® 29 Polymers 0.000 description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 239000003365 glass fiber Substances 0.000 description 4
- 239000004312 hexamethylene tetramine Substances 0.000 description 4
- 235000010299 hexamethylene tetramine Nutrition 0.000 description 4
- 210000000003 hoof Anatomy 0.000 description 4
- 229960004011 methenamine Drugs 0.000 description 4
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 description 4
- 229920003051 synthetic elastomer Polymers 0.000 description 4
- 239000005061 synthetic rubber Substances 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 229920006231 aramid fiber Polymers 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 3
- 239000011256 inorganic filler Substances 0.000 description 3
- 229910003475 inorganic filler Inorganic materials 0.000 description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 3
- XCAUINMIESBTBL-UHFFFAOYSA-N lead(ii) sulfide Chemical compound [Pb]=S XCAUINMIESBTBL-UHFFFAOYSA-N 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical compound C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 description 2
- CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 229920000271 Kevlar® Polymers 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000002008 calcined petroleum coke Substances 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 235000010216 calcium carbonate Nutrition 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005816 glass manufacturing process Methods 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- 239000011147 inorganic material Substances 0.000 description 2
- 239000004761 kevlar Substances 0.000 description 2
- 229910000464 lead oxide Inorganic materials 0.000 description 2
- 235000021388 linseed oil Nutrition 0.000 description 2
- 239000000944 linseed oil Substances 0.000 description 2
- 230000003137 locomotive effect Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229920003052 natural elastomer Polymers 0.000 description 2
- 229920001194 natural rubber Polymers 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 150000002989 phenols Chemical class 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000002964 rayon Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 244000198134 Agave sisalana Species 0.000 description 1
- LQVXSNNAFNGRAH-QHCPKHFHSA-N BMS-754807 Chemical compound C([C@@]1(C)C(=O)NC=2C=NC(F)=CC=2)CCN1C(=NN1C=CC=C11)N=C1NC(=NN1)C=C1C1CC1 LQVXSNNAFNGRAH-QHCPKHFHSA-N 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- 239000004484 Briquette Substances 0.000 description 1
- 235000019492 Cashew oil Nutrition 0.000 description 1
- 240000000491 Corchorus aestuans Species 0.000 description 1
- 235000011777 Corchorus aestuans Nutrition 0.000 description 1
- 235000010862 Corchorus capsularis Nutrition 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- RCPIQRNIMKPFFY-UHFFFAOYSA-N NC(=O)C1=CC=C(C(N)=O)C=C1.C=1C=CC=CC=1CC1=CC=CC=C1 Chemical compound NC(=O)C1=CC=C(C(N)=O)C=C1.C=1C=CC=CC=1CC1=CC=CC=C1 RCPIQRNIMKPFFY-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 241000923606 Schistes Species 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000012863 analytical testing Methods 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 229910021383 artificial graphite Inorganic materials 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 229920005549 butyl rubber Polymers 0.000 description 1
- 229940059459 cashew oil Drugs 0.000 description 1
- 239000010467 cashew oil Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 229920005556 chlorobutyl Polymers 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 239000007799 cork Substances 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- KTWOOEGAPBSYNW-UHFFFAOYSA-N ferrocene Chemical compound [Fe+2].C=1C=C[CH-]C=1.C=1C=C[CH-]C=1 KTWOOEGAPBSYNW-UHFFFAOYSA-N 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 239000006112 glass ceramic composition Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 229910052863 mullite Inorganic materials 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000012766 organic filler Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
- 229920003366 poly(p-phenylene terephthalamide) Polymers 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 239000002952 polymeric resin Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000000306 recurrent effect Effects 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 206010042772 syncope Diseases 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 description 1
- 229960002447 thiram Drugs 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 239000010456 wollastonite Substances 0.000 description 1
- 229910052882 wollastonite Inorganic materials 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
- F16D69/02—Composition of linings ; Methods of manufacturing
- F16D69/025—Compositions based on an organic binder
- F16D69/026—Compositions based on an organic binder containing fibres
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8003611A FR2476253A1 (fr) | 1980-02-19 | 1980-02-19 | Element de friction composite utilisable notamment dans les sabots de freins pour vehicules de chemin de fer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8003611A FR2476253A1 (fr) | 1980-02-19 | 1980-02-19 | Element de friction composite utilisable notamment dans les sabots de freins pour vehicules de chemin de fer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2476253A1 true FR2476253A1 (fr) | 1981-08-21 |
| FR2476253B1 FR2476253B1 (OSRAM) | 1984-04-27 |
Family
ID=9238727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8003611A Granted FR2476253A1 (fr) | 1980-02-19 | 1980-02-19 | Element de friction composite utilisable notamment dans les sabots de freins pour vehicules de chemin de fer |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2476253A1 (OSRAM) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2379563A1 (fr) * | 1977-02-02 | 1978-09-01 | Porter Co Inc H K | Composition pour elements de friction exempts d'amiante et elements ainsi obtenus |
| FR2393197A1 (fr) * | 1977-02-26 | 1978-12-29 | Berges Beral Bremsbelag Kg | Materiau de friction pour embrayages, freins ou dispositifs analogues |
| FR2394713A1 (fr) * | 1977-06-18 | 1979-01-12 | Berges Beral Bremsbelag Kg | Materiau de friction a armature de fibres d'arylamide |
| FR2396893A1 (fr) * | 1977-07-05 | 1979-02-02 | Bendix Corp | Matiere de friction a base organique sans amiante, notamment pour garnitures de friction |
-
1980
- 1980-02-19 FR FR8003611A patent/FR2476253A1/fr active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2379563A1 (fr) * | 1977-02-02 | 1978-09-01 | Porter Co Inc H K | Composition pour elements de friction exempts d'amiante et elements ainsi obtenus |
| FR2393197A1 (fr) * | 1977-02-26 | 1978-12-29 | Berges Beral Bremsbelag Kg | Materiau de friction pour embrayages, freins ou dispositifs analogues |
| FR2394713A1 (fr) * | 1977-06-18 | 1979-01-12 | Berges Beral Bremsbelag Kg | Materiau de friction a armature de fibres d'arylamide |
| FR2396893A1 (fr) * | 1977-07-05 | 1979-02-02 | Bendix Corp | Matiere de friction a base organique sans amiante, notamment pour garnitures de friction |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2476253B1 (OSRAM) | 1984-04-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property |