JPH01162624U - - Google Patents

Info

Publication number
JPH01162624U
JPH01162624U JP5888388U JP5888388U JPH01162624U JP H01162624 U JPH01162624 U JP H01162624U JP 5888388 U JP5888388 U JP 5888388U JP 5888388 U JP5888388 U JP 5888388U JP H01162624 U JPH01162624 U JP H01162624U
Authority
JP
Japan
Prior art keywords
main body
protective cover
magnet
holding plate
mounting device
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
JP5888388U
Other languages
Japanese (ja)
Other versions
JPH081452Y2 (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 JP1988058883U priority Critical patent/JPH081452Y2/en
Priority to GB8814270A priority patent/GB2206690B/en
Priority to US07/212,228 priority patent/US4864147A/en
Priority to IT8848128A priority patent/IT1219969B/en
Priority to DE3822143A priority patent/DE3822143A1/en
Publication of JPH01162624U publication Critical patent/JPH01162624U/ja
Priority to GB9107670A priority patent/GB2243442B/en
Application granted granted Critical
Publication of JPH081452Y2 publication Critical patent/JPH081452Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Switches Operated By Changes In Physical Conditions (AREA)
  • Burglar Alarm Systems (AREA)

Description

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

第１図は本考案の第１実施例の斜視図、第２図
ａは同上の要部断面図、第２図ｂは同上の一変形
例の要部断面図、第２図ｃは同上の他の変形例の
要部断面図、第３図は本考案の第２実施例の要部
斜視図、第４図は本考案の第３実施例の斜視図、
第５図は同上の要部断面図、第６図は従来例の使
用状態を示す斜視図である。 １，２は保護カバー、３はセンサ本体、４は投
光窓、５は受光窓、６，７は磁石、８，９は押さ
え板である。 Fig. 1 is a perspective view of a first embodiment of the present invention, Fig. 2a is a sectional view of a main part of the same, Fig. 2b is a sectional view of a main part of a modification of the same, and Fig. 2c is a sectional view of a main part of the same. 3 is a perspective view of the main part of the second embodiment of the present invention; FIG. 4 is a perspective view of the third embodiment of the present invention;
FIG. 5 is a sectional view of the main part of the same as above, and FIG. 6 is a perspective view showing the conventional example in use. 1 and 2 are protective covers, 3 is a sensor body, 4 is a light emitting window, 5 is a light receiving window, 6 and 7 are magnets, and 8 and 9 are holding plates.

Claims (1)

【実用新案登録請求の範囲】 (1) 保護カバーを本体に取り付ける装置におい
て、本体に磁石を装着し、磁石に吸引される押さ
え板と本体の間に保護カバーを配したことを特徴
とする保護カバー取付装置。 (2) 押さえ板における本体と対向する面に保護
カバーの縁部に当接する突起を設けたことを特徴
とする請求項１記載の保護カバー取付装置。[Scope of Claim for Utility Model Registration] (1) A device for attaching a protective cover to a main body, characterized in that a magnet is attached to the main body and the protective cover is arranged between the main body and a holding plate that is attracted by the magnet. Cover mounting device. (2) The protective cover mounting device according to claim 1, characterized in that a projection is provided on the surface of the holding plate facing the main body to abut against the edge of the protective cover.
JP1988058883U 1987-06-30 1988-04-30 Protective cover mounting device Expired - Lifetime JPH081452Y2 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP1988058883U JPH081452Y2 (en) 1988-04-30 1988-04-30 Protective cover mounting device
GB8814270A GB2206690B (en) 1987-06-30 1988-06-16 Optically scanning displacement sensor
US07/212,228 US4864147A (en) 1987-06-30 1988-06-27 Optically scanning displacement sensor with linearity correction means
IT8848128A IT1219969B (en) 1987-06-30 1988-06-27 OPTICAL SCAN DISPLACEMENT SENSOR, BASED ON TRIANGULATION CALCULATIONS
DE3822143A DE3822143A1 (en) 1987-06-30 1988-06-30 DISPLACEMENT SENSOR WITH OPTICAL SCAN
GB9107670A GB2243442B (en) 1987-06-30 1991-04-11 Optically scanning displacement sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988058883U JPH081452Y2 (en) 1988-04-30 1988-04-30 Protective cover mounting device

Publications (2)

Publication Number Publication Date
JPH01162624U true JPH01162624U (en) 1989-11-13
JPH081452Y2 JPH081452Y2 (en) 1996-01-17

Family

ID=31284680

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988058883U Expired - Lifetime JPH081452Y2 (en) 1987-06-30 1988-04-30 Protective cover mounting device

Country Status (1)

Country Link
JP (1) JPH081452Y2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5659616U (en) * 1979-10-13 1981-05-21

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5659616U (en) * 1979-10-13 1981-05-21

Also Published As

Publication number Publication date
JPH081452Y2 (en) 1996-01-17

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