JPS5972160U - Dump truck retarder cooling system - Google Patents

Dump truck retarder cooling system

Info

Publication number
JPS5972160U
JPS5972160U JP16796682U JP16796682U JPS5972160U JP S5972160 U JPS5972160 U JP S5972160U JP 16796682 U JP16796682 U JP 16796682U JP 16796682 U JP16796682 U JP 16796682U JP S5972160 U JPS5972160 U JP S5972160U
Authority
JP
Japan
Prior art keywords
retarder
control valve
circuit
cooling system
dump truck
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
JP16796682U
Other languages
Japanese (ja)
Other versions
JPH0215734Y2 (en
Inventor
加藤　好明
Original Assignee
株式会社小松製作所
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 by 株式会社小松製作所 filed Critical 株式会社小松製作所
Priority to JP16796682U priority Critical patent/JPS5972160U/en
Publication of JPS5972160U publication Critical patent/JPS5972160U/en
Application granted granted Critical
Publication of JPH0215734Y2 publication Critical patent/JPH0215734Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Braking Arrangements (AREA)
  • Transmission Of Braking Force In Braking Systems (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来のダンプトラック用リターダの冷、　脚装
置の構成説明図、第２図は馬力損失曲線図、第３図は本
考案−実施例の構成説明図である。 １は第１ポンプ、２．３は第３・第４ポンプ、５はリタ
ーダ、１９はフィルタ、Ａはバイパス回路、Ｂはリター
ダ回路。FIG. 1 is an explanatory diagram of the configuration of a conventional cooling and leg device of a retarder for a dump truck, FIG. 2 is a horsepower loss curve diagram, and FIG. 3 is an explanatory diagram of the configuration of an embodiment of the present invention. 1 is the first pump, 2.3 is the third and fourth pump, 5 is the retarder, 19 is the filter, A is the bypass circuit, and B is the retarder circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 第１ポンプ１の吐出油でトルクコンバータ１′２を出た
油をリターダ５に供給しリターダ５を出た油をオイルク
ーラ１８、フィルタ１９を介してタンク１５に還流させ
るリターダ回路Ｂと、リターダ回路Ｂのトルクコンバー
タ１２を出た油を直接にフィルタ１９の入口側に流すバ
イパス回路Ａと、このバイパス回路Ａに設けられてバイ
パス回路Ａの断続を制御するコントロールバルブ７と、
コントロールバルブ７の作動回路に設けられてリターダ
５のＯＮ作動時にコントロールバルブ７をＯＦＦ作動し
且つリターダ５のＯＮ作動時にコントロールバルブ７を
ＯＮ作動する電磁弁９とを備えたことを特徴とするダン
プトラック用リターダの冷却装置。A retarder circuit B that supplies the oil discharged from the torque converter 1'2 to the retarder 5 with the discharge oil of the first pump 1 and recirculates the oil discharged from the retarder 5 to the tank 15 via the oil cooler 18 and the filter 19; A bypass circuit A that allows the oil output from the torque converter 12 of circuit B to flow directly to the inlet side of the filter 19, and a control valve 7 that is provided in this bypass circuit A and controls the on/off of the bypass circuit A.
A dump truck characterized by comprising a solenoid valve 9 which is provided in the operation circuit of the control valve 7 and turns the control valve 7 OFF when the retarder 5 is turned ON, and turns the control valve 7 ON when the retarder 5 is turned ON. Truck retarder cooling system.
JP16796682U 1982-11-08 1982-11-08 Dump truck retarder cooling system Granted JPS5972160U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16796682U JPS5972160U (en) 1982-11-08 1982-11-08 Dump truck retarder cooling system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16796682U JPS5972160U (en) 1982-11-08 1982-11-08 Dump truck retarder cooling system

Publications (2)

Publication Number Publication Date
JPS5972160U true JPS5972160U (en) 1984-05-16
JPH0215734Y2 JPH0215734Y2 (en) 1990-04-26

Family

ID=30367335

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16796682U Granted JPS5972160U (en) 1982-11-08 1982-11-08 Dump truck retarder cooling system

Country Status (1)

Country Link
JP (1) JPS5972160U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10121961A (en) * 1996-10-09 1998-05-12 Voith Turbo Gmbh & Co Kg Driving unit provided with engine, transmission, and cooling circuit
JP5020396B1 (en) * 2011-06-16 2012-09-05 株式会社小松製作所 Dump truck
US8534061B2 (en) 2011-06-16 2013-09-17 Komatsu Ltd. Dump truck
JP2019143666A (en) * 2018-02-16 2019-08-29 日立建機株式会社 Dump truck

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS546733U (en) * 1977-06-16 1979-01-17

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS546733B2 (en) * 1974-06-25 1979-03-31

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS546733U (en) * 1977-06-16 1979-01-17

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10121961A (en) * 1996-10-09 1998-05-12 Voith Turbo Gmbh & Co Kg Driving unit provided with engine, transmission, and cooling circuit
JP5020396B1 (en) * 2011-06-16 2012-09-05 株式会社小松製作所 Dump truck
WO2012172826A1 (en) * 2011-06-16 2012-12-20 株式会社小松製作所 Dump truck
CN102959284A (en) * 2011-06-16 2013-03-06 株式会社小松制作所 Dump truck
US8534061B2 (en) 2011-06-16 2013-09-17 Komatsu Ltd. Dump truck
JP2019143666A (en) * 2018-02-16 2019-08-29 日立建機株式会社 Dump truck

Also Published As

Publication number Publication date
JPH0215734Y2 (en) 1990-04-26

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