JPH0351267U - - Google Patents

Info

Publication number
JPH0351267U
JPH0351267U JP1773689U JP1773689U JPH0351267U JP H0351267 U JPH0351267 U JP H0351267U JP 1773689 U JP1773689 U JP 1773689U JP 1773689 U JP1773689 U JP 1773689U JP H0351267 U JPH0351267 U JP H0351267U
Authority
JP
Japan
Prior art keywords
speed
speed change
switching
transmission
solenoid valve
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
JP1773689U
Other languages
Japanese (ja)
Other versions
JPH064123Y2 (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 JP1989017736U priority Critical patent/JPH064123Y2/en
Publication of JPH0351267U publication Critical patent/JPH0351267U/ja
Application granted granted Critical
Publication of JPH064123Y2 publication Critical patent/JPH064123Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Control Of Transmission Device (AREA)

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の構成を示す電
気回路図、第２図、第３図は従来の速度段切換機
構の構成を示す、油圧回路及び電気回路の説明図
である。 図中、１，２，３……一速、二速、三速の油圧
クラツチ、４……変速操作手段、７……予設定ス
イツチ、８……実行スイツチ、Ｖ１，Ｖ２……第
１、第２電磁弁、Ｓ１，Ｓ２……そのソレノイド
、Ｒ０，Ｒ１，Ｒ２……実行、一速、二速リレー
である。 FIG. 1 is an electric circuit diagram showing the structure of an embodiment of this invention, and FIGS. 2 and 3 are explanatory diagrams of a hydraulic circuit and an electric circuit showing the structure of a conventional speed change mechanism. In the figure, 1, 2, 3...hydraulic clutches for first, second, and third speeds, 4...speed change operation means, 7...presetting switch, 8...execution switch, V1 , V2 ...th... 1, second electromagnetic valve, S 1 , S 2 ... solenoid, R 0 , R 1 , R 2 ... execution, first speed, second speed relay.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 複数速度段の油圧クラツチと、該油圧クラツチ
の速度段を切換える電磁弁と、該電磁弁の切換え
操作を行う変速操作手段とを備えた建設車両の変
速機の速度段切換機構において、任意の速度段を
予め設定する予設定スイツチと、該予設定スイツ
チで設定した速度段への変速を実行又は解除する
実行スイツチとを設けたことを特徴とする変速機
の速度段切換機構。 A speed change mechanism for a transmission for a construction vehicle comprising a hydraulic clutch with multiple speed stages, a solenoid valve for switching the speed stages of the hydraulic clutch, and a speed change operation means for switching the solenoid valve. 1. A speed change mechanism for a transmission, comprising: a preset switch that presets a gear; and an execution switch that executes or cancels a shift to the speed set by the preset switch.
JP1989017736U 1989-02-17 1989-02-17 Gearbox speed change mechanism Expired - Lifetime JPH064123Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989017736U JPH064123Y2 (en) 1989-02-17 1989-02-17 Gearbox speed change mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989017736U JPH064123Y2 (en) 1989-02-17 1989-02-17 Gearbox speed change mechanism

Publications (2)

Publication Number Publication Date
JPH0351267U true JPH0351267U (en) 1991-05-17
JPH064123Y2 JPH064123Y2 (en) 1994-02-02

Family

ID=31520917

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989017736U Expired - Lifetime JPH064123Y2 (en) 1989-02-17 1989-02-17 Gearbox speed change mechanism

Country Status (1)

Country Link
JP (1) JPH064123Y2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6121457A (en) * 1984-07-06 1986-01-30 Fujitsu Ten Ltd Automatic shift controller
JPS6323638U (en) * 1986-07-30 1988-02-16

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6121457A (en) * 1984-07-06 1986-01-30 Fujitsu Ten Ltd Automatic shift controller
JPS6323638U (en) * 1986-07-30 1988-02-16

Also Published As

Publication number Publication date
JPH064123Y2 (en) 1994-02-02

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term