JPS6387506U - - Google Patents

Info

Publication number
JPS6387506U
JPS6387506U JP8265987U JP8265987U JPS6387506U JP S6387506 U JPS6387506 U JP S6387506U JP 8265987 U JP8265987 U JP 8265987U JP 8265987 U JP8265987 U JP 8265987U JP S6387506 U JPS6387506 U JP S6387506U
Authority
JP
Japan
Prior art keywords
light
piston
emitting element
position detection
detection 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.)
Pending
Application number
JP8265987U
Other languages
Japanese (ja)
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 JP8265987U priority Critical patent/JPS6387506U/ja
Publication of JPS6387506U publication Critical patent/JPS6387506U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)

Description

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

第１図は一般的な流体圧シリンダにおけるセン
サに対応するピストンの最適位置、許容位置との
関係を示す概略説明図、第２図は本考案のピスト
ン位置検知装置の構成説明図、第３図は本考案の
ピストン位置検知装置の概略的回路図、第４図ａ
乃至ｄおよびａ′乃至ｄ′は本考案のピストン位
置検知装置の動作説明図である。 ２０……シリンダ、２２……ピストン、２４…
…磁石、２６，２８……磁気センサ、５０，５２
，５４……論理積回路、５８，６８，７０……発
光ダイオード、６２……否定論理回路。 Fig. 1 is a schematic explanatory diagram showing the relationship between the optimum position and permissible position of a piston corresponding to a sensor in a general fluid pressure cylinder, Fig. 2 is an explanatory diagram of the configuration of the piston position detection device of the present invention, and Fig. 3 is a schematic circuit diagram of the piston position detection device of the present invention, FIG. 4a
d to d and a' to d' are explanatory views of the operation of the piston position detection device of the present invention. 20...Cylinder, 22...Piston, 24...
...Magnet, 26,28...Magnetic sensor, 50,52
, 54...AND circuit, 58, 68, 70...Light emitting diode, 62...Negation logic circuit.

補正 昭６２．１２．４ 図面の簡単な説明を次のように補正する。 明細書第１５頁第１行目の「ａ′乃至ｄ′」と
あるを「ａ１乃至ｄ１」と補正します。Amendment December 4, 1982 The brief description of the drawing is amended as follows. The words "a' to d'" in the first line of page 15 of the specification will be corrected to "a 1 to d 1. "

Claims (1)

【実用新案登録請求の範囲】 (1) シリンダ内のピストンが許容領域内にある
ことを表示する第１の発光素子と、前記ピストン
が最適位置にあることを表示する第２の発光素子
とを有し、前記第１発光素子と第２発光素子とは
夫々異なる発光色で発光するよう構成することを
特徴とするピストン位置検知装置。 (2) 実用新案登録請求の範囲第１項記載の装置
において、少なくとも１つの表示装置の発光色を
他の表示装置とは異なる発光色としたピストン位
置検知装置。[Claims for Utility Model Registration] (1) A first light-emitting element that indicates that the piston in the cylinder is within an allowable range, and a second light-emitting element that indicates that the piston is in the optimum position. A piston position detection device comprising: the first light emitting element and the second light emitting element configured to emit light in different colors. (2) A piston position detection device in the device according to claim 1, wherein at least one display device emits light in a different color from that of the other display devices.
JP8265987U 1987-05-29 1987-05-29 Pending JPS6387506U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8265987U JPS6387506U (en) 1987-05-29 1987-05-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8265987U JPS6387506U (en) 1987-05-29 1987-05-29

Publications (1)

Publication Number Publication Date
JPS6387506U true JPS6387506U (en) 1988-06-07

Family

ID=30935512

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8265987U Pending JPS6387506U (en) 1987-05-29 1987-05-29

Country Status (1)

Country Link
JP (1) JPS6387506U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02248708A (en) * 1989-03-22 1990-10-04 Koganei Ltd Position detector for actuator

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49117065A (en) * 1973-05-16 1974-11-08
JPS54138459A (en) * 1978-04-18 1979-10-26 Sanyo Electric Co Ltd Temperature display apparatus
JPS5952204B2 (en) * 1978-10-05 1984-12-18 石川島播磨重工業株式会社 Molten steel degassing method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49117065A (en) * 1973-05-16 1974-11-08
JPS54138459A (en) * 1978-04-18 1979-10-26 Sanyo Electric Co Ltd Temperature display apparatus
JPS5952204B2 (en) * 1978-10-05 1984-12-18 石川島播磨重工業株式会社 Molten steel degassing method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02248708A (en) * 1989-03-22 1990-10-04 Koganei Ltd Position detector for actuator

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