JPS6365870U - - Google Patents

Info

Publication number
JPS6365870U
JPS6365870U JP15947886U JP15947886U JPS6365870U JP S6365870 U JPS6365870 U JP S6365870U JP 15947886 U JP15947886 U JP 15947886U JP 15947886 U JP15947886 U JP 15947886U JP S6365870 U JPS6365870 U JP S6365870U
Authority
JP
Japan
Prior art keywords
plunger
worm
pump
bore
cam
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
JP15947886U
Other languages
Japanese (ja)
Other versions
JPH0639101Y2 (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 JP1986159478U priority Critical patent/JPH0639101Y2/en
Priority to US07/106,370 priority patent/US4797073A/en
Publication of JPS6365870U publication Critical patent/JPS6365870U/ja
Application granted granted Critical
Publication of JPH0639101Y2 publication Critical patent/JPH0639101Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Reciprocating Pumps (AREA)

Description

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

図は本考案に係わるプランジヤーポンプの一実
施例を示す断面図である。 １０……ボデイ、１２……ボア、１４……サブ
プランジヤー、１８……吸入通路、２０……吐出
通路、２８……プランジヤー、３０……穴、３４
……ポンプ室、４０……ウオームギヤ、４２……
端面カム、４４……クランク軸、４６……ウオー
ム、５０……ばね、５６……コントロールピン。 The figure is a sectional view showing an embodiment of the plunger pump according to the present invention. 10... Body, 12... Bore, 14... Sub-plunger, 18... Suction passage, 20... Discharge passage, 28... Plunger, 30... Hole, 34
...Pump chamber, 40...Worm gear, 42...
End cam, 44...crankshaft, 46...worm, 50...spring, 56...control pin.

Claims (1)

【実用新案登録請求の範囲】 (1) エンジンのクランク軸の回転に伴なつて回
転するウオームと、ボアとそのボアに通じる吸入
口と吐出口とを形成したボデイと、そのボデイの
ボア内に回転自在かつ摺動自在に装着され内部に
前記吸入口や吐出口と連通可能なポンプ室を有す
るプランジヤーと、そのプランジヤーの端部に備
えられる軸方向に凹凸を有する端面カムと、その
プランジヤーの外周に備えられ前記ウオームと係
合する係合手段と、前記プランジヤーをその端面
カム側に付勢する付勢手段と、前記プランジヤー
の端面カムに接触するコントロールピンとを有す
るプランジヤーポンプにおいて、前記ウオームを
クランク軸に直結し、そのウオームをボデイに保
持せず、前記プランジヤーをボデイに片持ちとし
、そのプランジヤーの自由端に前記ウオームとの
係合手段を取付けたことを特徴とするプランジヤ
ーポンプ。 (2) 前記プランジヤーにボデイ挿入側の端面か
ら回転中心軸に沿つた前記ポンプ室に至る穴を形
成し、その穴にボデイに取付けたサブプランジヤ
ーを挿通させたことを特徴とする実用新案登録請
求の範囲第１項記載のプランジヤーポンプ。[Claims for Utility Model Registration] (1) A worm that rotates with the rotation of the engine crankshaft, a body having a bore, an inlet port and a discharge port communicating with the bore, and a body in the bore of the body. A plunger that is rotatably and slidably mounted and has a pump chamber therein that can communicate with the suction port and the discharge port, an end face cam that is provided at the end of the plunger and has projections and depressions in the axial direction, and an outer periphery of the plunger. In the plunger pump, the plunger pump has an engagement means for engaging the worm, a biasing means for biasing the plunger toward the end cam, and a control pin for contacting the end cam of the plunger. A plunger pump that is directly connected to a crankshaft, the worm is not held on the body, the plunger is cantilevered on the body, and a means for engaging the worm is attached to the free end of the plunger. (2) A utility model registration characterized in that the plunger has a hole extending from the end face on the body insertion side to the pump chamber along the rotation center axis, and a sub-plunger attached to the body is inserted through the hole. A plunger pump according to claim 1.
JP1986159478U 1986-10-20 1986-10-20 Plunger pump Expired - Lifetime JPH0639101Y2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1986159478U JPH0639101Y2 (en) 1986-10-20 1986-10-20 Plunger pump
US07/106,370 US4797073A (en) 1986-10-20 1987-10-09 Pump with rotating and reciprocating piston

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986159478U JPH0639101Y2 (en) 1986-10-20 1986-10-20 Plunger pump

Publications (2)

Publication Number Publication Date
JPS6365870U true JPS6365870U (en) 1988-04-30
JPH0639101Y2 JPH0639101Y2 (en) 1994-10-12

Family

ID=31083951

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986159478U Expired - Lifetime JPH0639101Y2 (en) 1986-10-20 1986-10-20 Plunger pump

Country Status (1)

Country Link
JP (1) JPH0639101Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019171986A (en) * 2018-03-27 2019-10-10 株式会社デンソーテン Gas jetting device
JP2021508016A (en) * 2017-12-28 2021-02-25 ゼンジーレ・メディカル・アーゲー Micropump

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5722684U (en) * 1980-07-14 1982-02-05

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5722684U (en) * 1980-07-14 1982-02-05

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021508016A (en) * 2017-12-28 2021-02-25 ゼンジーレ・メディカル・アーゲー Micropump
JP2019171986A (en) * 2018-03-27 2019-10-10 株式会社デンソーテン Gas jetting device

Also Published As

Publication number Publication date
JPH0639101Y2 (en) 1994-10-12

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