DE3149441C2 - - Google Patents
Info
- Publication number
- DE3149441C2 DE3149441C2 DE19813149441 DE3149441A DE3149441C2 DE 3149441 C2 DE3149441 C2 DE 3149441C2 DE 19813149441 DE19813149441 DE 19813149441 DE 3149441 A DE3149441 A DE 3149441A DE 3149441 C2 DE3149441 C2 DE 3149441C2
- Authority
- DE
- Germany
- Prior art keywords
- tape
- magnetic recording
- recording
- recording tape
- pad
- 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 - Lifetime
Links
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 claims description 5
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 4
- 230000000996 additive effect Effects 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 229920003002 synthetic resin Polymers 0.000 claims description 4
- 239000000057 synthetic resin Substances 0.000 claims description 4
- 239000006229 carbon black Substances 0.000 claims description 3
- 229920001903 high density polyethylene Polymers 0.000 claims description 3
- 239000004700 high-density polyethylene Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 description 23
- 238000006243 chemical reaction Methods 0.000 description 6
- -1 polytetrafluoroethylene Polymers 0.000 description 6
- 239000004698 Polyethylene Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920013716 polyethylene resin Polymers 0.000 description 1
- 230000033458 reproduction Effects 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/04—Magazines; Cassettes for webs or filaments
- G11B23/041—Details
- G11B23/043—Brakes for tapes or tape reels
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/04—Magazines; Cassettes for webs or filaments
- G11B23/041—Details
- G11B23/047—Guiding means
Landscapes
- Magnetic Record Carriers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980182183U JPS57107179U (OSRAM) | 1980-12-18 | 1980-12-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3149441A1 DE3149441A1 (de) | 1982-07-29 |
| DE3149441C2 true DE3149441C2 (OSRAM) | 1992-09-03 |
Family
ID=16113783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3149441A Granted DE3149441A1 (de) | 1980-12-18 | 1981-12-14 | Kassette fuer ein magnetisches aufzeichnungsband |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4417704A (OSRAM) |
| JP (1) | JPS57107179U (OSRAM) |
| DE (1) | DE3149441A1 (OSRAM) |
| NL (1) | NL8105645A (OSRAM) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4569492A (en) * | 1982-09-13 | 1986-02-11 | Shape Inc. | Tape cassette pressure flap assembly |
| JPS5977679A (ja) * | 1982-09-13 | 1984-05-04 | シエイプ・インコ−ポレ−テツド | テ−プカセツトの圧力フラツプならびにその製造方法および組立方法 |
| IT1160772B (it) * | 1983-04-14 | 1987-03-11 | Atb Spa | Spazzola puliscinatro in particolare per cassette a nastro magnetico e simili |
| US4518135A (en) * | 1983-08-05 | 1985-05-21 | Minnesota Mining And Manufacturing Company | Slack limiter for a magnetic tape cassette |
| JPS60120583U (ja) * | 1984-01-18 | 1985-08-14 | ティーディーケイ株式会社 | 磁気テ−プカセツト用テ−プパツド |
| US4606513A (en) * | 1984-05-31 | 1986-08-19 | Shape Inc. | Tape cassette pressure flap assembly |
| JPS61110388A (ja) * | 1984-11-02 | 1986-05-28 | Fuji Photo Film Co Ltd | 磁気テ−プカセツト |
| JPS61126481U (OSRAM) * | 1985-01-26 | 1986-08-08 | ||
| JPS6239284U (OSRAM) * | 1985-08-27 | 1987-03-09 | ||
| JPS62245581A (ja) * | 1986-04-17 | 1987-10-26 | Fuji Photo Film Co Ltd | 磁気テ−プカセツト用パツド |
| US4813628A (en) * | 1987-06-01 | 1989-03-21 | Minnesota Mining And Manufacturing Company | Slack limiter for a magnetic tape cassette |
| JPH07118172B2 (ja) * | 1989-10-05 | 1995-12-18 | 三信工業株式会社 | 樹脂製テープガイド |
| US5383077A (en) * | 1989-11-24 | 1995-01-17 | Sony Corporation | Tape cassette having tape guides made of polyethylene |
| WO1995031810A1 (en) * | 1994-05-12 | 1995-11-23 | Minnesota Mining And Manufacturing Company | Viedocassette housing with improved slack limiter area |
| EP3689319A4 (en) * | 2017-09-25 | 2021-08-11 | Kawasumi Laboratories, Inc. | COMPOSITION OF RESIN INTENDED TO MAKE A MEDICAL STORAGE RECEPTACLE, SHEET, AND MEDICAL STORAGE RECEPTACLE |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5138749Y2 (OSRAM) * | 1971-07-14 | 1976-09-22 | ||
| DE2722509C2 (de) * | 1977-05-18 | 1987-05-14 | Basf Ag, 6700 Ludwigshafen | Bandführungseinrichtung für schnellaufende Magnetbandgeräte |
| JPS5756381Y2 (OSRAM) * | 1977-07-22 | 1982-12-04 | ||
| JPS5756387Y2 (OSRAM) * | 1978-07-29 | 1982-12-04 |
-
1980
- 1980-12-18 JP JP1980182183U patent/JPS57107179U/ja active Pending
-
1981
- 1981-11-25 US US06/324,835 patent/US4417704A/en not_active Expired - Lifetime
- 1981-12-14 DE DE3149441A patent/DE3149441A1/de active Granted
- 1981-12-15 NL NL8105645A patent/NL8105645A/nl not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57107179U (OSRAM) | 1982-07-01 |
| NL8105645A (nl) | 1982-07-16 |
| DE3149441A1 (de) | 1982-07-29 |
| US4417704A (en) | 1983-11-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8365 | Fully valid after opposition proceedings | ||
| 8339 | Ceased/non-payment of the annual fee |