JPH0332785U - - Google Patents

Info

Publication number
JPH0332785U
JPH0332785U JP8979789U JP8979789U JPH0332785U JP H0332785 U JPH0332785 U JP H0332785U JP 8979789 U JP8979789 U JP 8979789U JP 8979789 U JP8979789 U JP 8979789U JP H0332785 U JPH0332785 U JP H0332785U
Authority
JP
Japan
Prior art keywords
lug
tape cassette
erroneous erasure
erasure prevention
prevention lug
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
JP8979789U
Other languages
Japanese (ja)
Other versions
JPH087585Y2 (en
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
Priority to JP1989089797U priority Critical patent/JPH087585Y2/en
Publication of JPH0332785U publication Critical patent/JPH0332785U/ja
Application granted granted Critical
Publication of JPH087585Y2 publication Critical patent/JPH087585Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は、この考案の一実施例に従つたテープ
カセツトを構成する１対のカセツトハーフの一方
を示す概略的な平面図、第２図は、第１図のカセ
ツトハーフにおける誤消去防止ラグの側面を誤消
去防止ラグの近傍のハウジング壁の平面部と共に
拡大して概略的に示す側面図、第３図は、第２図
の線―に沿つた誤消去防止ラグの水平方向横
断面を概略的に示す断面図、第４図ないし第８図
は、誤消去防止ラグの種々の変形例の平面形状を
概略的に示す平面図である。 １０……カセツトハーフ、１２……平面部、１
４……テープ観測窓、１６，１８……リールハブ
、２０……磁気記録テープ、２２……ガイドピン
、２４……ガイドローラ、２６……前壁領域、２
８……ピンチローラ挿入窓、３０……磁気ヘツド
挿入窓、３２……キヤプスタン挿入孔、３４……
パツドばね、３６……パツド、３８……後壁領域
、４０……位置決め突起挿入孔、４２……側壁領
域、４４……誤消去防止ラグ収納窓４４、４６…
…誤消去防止ラグ、４８……内表面、４８ａ……
平行な部分、４８ｂ……三角形状部分４８ｂ、４
８ｃ……弧形状部分、Ｂ……応力集中点。 FIG. 1 is a schematic plan view showing one of a pair of cassette halves constituting a tape cassette according to an embodiment of the invention, and FIG. 2 shows an erroneous erasure prevention lug in the cassette half of FIG. FIG. 3 is a side view schematically illustrating the side surface of the housing wall in the vicinity of the erroneous erasure prevention lug on an enlarged scale, and FIG. The schematic cross-sectional views of FIGS. 4 to 8 are plan views schematically showing the planar shapes of various modifications of the erroneous erasure prevention lug. 10...Cassette half, 12...Plane part, 1
4... Tape observation window, 16, 18... Reel hub, 20... Magnetic recording tape, 22... Guide pin, 24... Guide roller, 26... Front wall area, 2
8... Pinch roller insertion window, 30... Magnetic head insertion window, 32... Capstan insertion hole, 34...
Padded spring, 36... Padded, 38... Rear wall area, 40... Positioning protrusion insertion hole, 42... Side wall area, 44... Erase prevention lug storage window 44, 46...
... Erase prevention lug, 48... Inner surface, 48a...
Parallel portion, 48b...Triangular portion 48b, 4
8c... Arc-shaped portion, B... Stress concentration point.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ハウジング壁に誤消去防止ラグを有したテープ
カセツトであり、誤消去防止ラグが横断面におい
てテープカセツトの内部側に位置した内表面を誤
消去防止ラグの設けられている上記ハウジング壁
の誤消去防止ラグ設置領域の外表面に対し平行で
なくしていることを特徴とするテープカセツト。 This tape cassette has a erroneous erasure prevention lug on the housing wall, and the erroneous erasure prevention lug covers the inner surface located on the inside side of the tape cassette in the cross section. A tape cassette characterized in that the lug installation area is not parallel to the outer surface.
JP1989089797U 1989-08-01 1989-08-01 Tape cassette Expired - Fee Related JPH087585Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989089797U JPH087585Y2 (en) 1989-08-01 1989-08-01 Tape cassette

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989089797U JPH087585Y2 (en) 1989-08-01 1989-08-01 Tape cassette

Publications (2)

Publication Number Publication Date
JPH0332785U true JPH0332785U (en) 1991-03-29
JPH087585Y2 JPH087585Y2 (en) 1996-03-04

Family

ID=31639355

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989089797U Expired - Fee Related JPH087585Y2 (en) 1989-08-01 1989-08-01 Tape cassette

Country Status (1)

Country Link
JP (1) JPH087585Y2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6778611B2 (en) 2016-12-27 2020-11-04 株式会社パイロットコーポレーション Thermal discoloration writing instrument

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5438174U (en) * 1977-08-22 1979-03-13
JPS58170089U (en) * 1982-05-10 1983-11-12 富士写真フイルム株式会社 magnetic tape cassette
JPS59145785U (en) * 1983-03-17 1984-09-28 日立マクセル株式会社 tape cartridge
JPS63191487U (en) * 1987-05-23 1988-12-09

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5438174U (en) * 1977-08-22 1979-03-13
JPS58170089U (en) * 1982-05-10 1983-11-12 富士写真フイルム株式会社 magnetic tape cassette
JPS59145785U (en) * 1983-03-17 1984-09-28 日立マクセル株式会社 tape cartridge
JPS63191487U (en) * 1987-05-23 1988-12-09

Also Published As

Publication number Publication date
JPH087585Y2 (en) 1996-03-04

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees