JP6879243B2 - 弁装置 - Google Patents
弁装置 Download PDFInfo
- Publication number
- JP6879243B2 JP6879243B2 JP2018054683A JP2018054683A JP6879243B2 JP 6879243 B2 JP6879243 B2 JP 6879243B2 JP 2018054683 A JP2018054683 A JP 2018054683A JP 2018054683 A JP2018054683 A JP 2018054683A JP 6879243 B2 JP6879243 B2 JP 6879243B2
- Authority
- JP
- Japan
- Prior art keywords
- peripheral wall
- annular groove
- inner peripheral
- valve
- radial direction
- 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.)
- Active
Links
- 230000002093 peripheral effect Effects 0.000 claims description 243
- 239000012530 fluid Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 5
- 230000001788 irregular Effects 0.000 claims 1
- 239000003921 oil Substances 0.000 description 112
- 239000010720 hydraulic oil Substances 0.000 description 56
- 238000007789 sealing Methods 0.000 description 20
- 230000000694 effects Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
- F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
- F16K11/0716—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides with fluid passages through the valve member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/047—Camshafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
- F01L2001/34423—Details relating to the hydraulic feeding circuit
- F01L2001/34426—Oil control valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
- F01L2001/34423—Details relating to the hydraulic feeding circuit
- F01L2001/34426—Oil control valves
- F01L2001/3443—Solenoid driven oil control valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
- F01L2001/34423—Details relating to the hydraulic feeding circuit
- F01L2001/34426—Oil control valves
- F01L2001/34433—Location oil control valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
- F01L2001/34423—Details relating to the hydraulic feeding circuit
- F01L2001/34436—Features or method for avoiding malfunction due to foreign matters in oil
- F01L2001/3444—Oil filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2250/00—Camshaft drives characterised by their transmission means
- F01L2250/02—Camshaft drives characterised by their transmission means the camshaft being driven by chains
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2250/00—Camshaft drives characterised by their transmission means
- F01L2250/04—Camshaft drives characterised by their transmission means the camshaft being driven by belts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2301/00—Using particular materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/08—Check valves with guided rigid valve members shaped as rings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/14—Check valves with flexible valve members
- F16K15/141—Check valves with flexible valve members the closure elements not being fixed to the valve body
- F16K15/142—Check valves with flexible valve members the closure elements not being fixed to the valve body the closure elements being shaped as solids of revolution, e.g. toroidal or cylindrical rings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valve Device For Special Equipments (AREA)
- Check Valves (AREA)
- Valve Housings (AREA)
- Sliding Valves (AREA)
Description
また、本発明では、環状溝部は、側周面の底面側端部と内周壁側端部との間の一部において筒部材の軸に対し垂直となるよう形成された環状の垂直面(581)を有している。特定形状面は、縮径の度合いである縮径率が底面側から内周壁側までの全ての範囲で一定となるよう形成されている。側周面の径方向における特定形状面の両端部間の長さは、側周面の径方向における垂直面の両端部間の長さ以上である。
第1実施形態による弁装置、および、それを用いたバルブタイミング調整装置を図1、2に示す。バルブタイミング調整装置10は、内燃機関としてのエンジン1のクランク軸2に対するカム軸3の回転位相を変化させることによって、カム軸3が開閉駆動する吸気弁4または排気弁5のうち吸気弁4のバルブタイミングを調整するものである。バルブタイミング調整装置10は、クランク軸2からカム軸3までの動力伝達経路に設けられている。クランク軸2は、「駆動軸」に対応する。カム軸3は、「従動軸」に対応する。吸気弁4、排気弁5は、「バルブ」に対応する。
使用エンジン:1.2L直列4気筒エンジン
作動油油種:5W−30
作動油油温:120℃
供給油圧:200kPa
エンジン回転数:1000rpm
チェック弁開閉作動回数:266万回
第2実施形態による弁装置の一部を図9、10に示す。第2実施形態は、環状溝部55の構成が第1実施形態と異なる。
第3実施形態による弁装置の一部を図11に示す。第3実施形態は、環状溝部55の構成が第2実施形態と異なる。
第4実施形態による弁装置の一部を図12に示す。第4実施形態は、環状溝部55の構成が第2、3実施形態と異なる。
第5実施形態による弁装置の一部を図13に示す。第5実施形態は、環状溝部55の構成が第1実施形態と異なる。
第6実施形態による弁装置の一部を図14に示す。第6実施形態は、環状溝部55の構成が第1実施形態と異なる。
第7実施形態による弁装置の一部を図15に示す。第7実施形態は、環状溝部55の構成が第1実施形態と異なる。
第8実施形態による弁装置の一部を図16に示す。第8実施形態は、環状溝部55の構成が第7実施形態と異なる。
本発明の他の実施形態では、特定形状面は、筒部材の軸方向の底面側から内周壁側へ向かうに従い縮径するよう形成されているのであれば、どのような縮径率で形成されていてもよい。
このように、本開示は、上記実施形態に限定されるものではなく、その要旨を逸脱しない範囲で種々の形態で実施可能である。
Claims (7)
- 内周壁(54)から径方向外側へ凹みつつ周方向に延びて環状に形成された環状溝部(55、511、512)、および、前記環状溝部の筒状の底面(550)と外壁(53、531、532)とを連通する流入穴(ORs、OAs)を有する筒部材(50)と、
単一の板材を長手方向が周方向に沿うよう巻くことにより筒状に形成された弁本体(700)を有し、前記弁本体の周方向が前記環状溝部の前記底面の周方向に沿うよう前記環状溝部に設けられ、前記流入穴を経由して前記筒部材の内側へ向かう流体の流れを許容し、前記筒部材の内側から前記流入穴へ向かう流体の流れを規制可能なチェック弁(71、72)と、を備え、
前記環状溝部は、前記底面から前記筒部材の径方向内側へ延びて前記内周壁に接続するよう環状に形成された側周面(560)、および、前記側周面の径方向における前記底面側の端部である底面側端部(561)と前記内周壁側の端部である内周壁側端部(562)との間の少なくとも一部において前記筒部材の軸方向の前記底面側から前記内周壁側へ向かうに従い縮径するよう形成された特定形状面(570)を有し、
前記環状溝部は、前記側周面の前記底面側端部と前記内周壁側端部との間の一部において前記筒部材の軸に対し垂直となるよう形成された環状の垂直面(581)を有し、
前記特定形状面は、縮径の度合いである縮径率が前記底面側から前記内周壁側までの全ての範囲で一定となるよう形成されており、
前記側周面の径方向における前記特定形状面の両端部間の長さは、前記側周面の径方向における前記垂直面の両端部間の長さ以上である弁装置(11)。 - 前記環状溝部は、前記側周面の前記底面側端部と前記内周壁側端部との間の一部において前記垂直面を有し、
前記垂直面は、外縁端が前記底面に接続するよう前記側周面の径方向において前記底面側に形成され、
前記特定形状面は、外縁端が前記垂直面に接続し内縁端が前記内周壁に接続するよう前記側周面の径方向において前記内周壁側に形成されている請求項1に記載の弁装置。 - 前記環状溝部は、前記側周面の前記底面側端部と前記内周壁側端部との間の一部において前記垂直面を有し、
前記垂直面は、内縁端が前記内周壁に接続するよう前記側周面の径方向において前記内周壁側に形成され、
前記特定形状面は、外縁端が前記底面に接続し内縁端が前記垂直面に接続するよう前記側周面の径方向において前記底面側に形成されている請求項1に記載の弁装置。 - 前記環状溝部は、前記側周面の前記底面側端部と前記内周壁側端部との間の一部において前記垂直面を2つ有し、
2つの前記垂直面の一方は、外縁端が前記底面に接続するよう前記側周面の径方向において前記底面側に形成され、
2つの前記垂直面の他方は、内縁端が前記内周壁に接続するよう前記側周面の径方向において前記内周壁側に形成され、
前記特定形状面は、外縁端が2つの前記垂直面の一方に接続し、内縁端が2つの前記垂直面の他方に接続するよう前記側周面に形成されている請求項1に記載の弁装置。 - 前記環状溝部は、前記底面の軸方向の前記側周面側の端部において前記底面から前記筒部材の径方向外側へ凹むよう形成された環状の逃がし溝(591)を有している請求項1〜4のいずれか一項に記載の弁装置。
- 前記特定形状面は、前記筒部材の軸方向における長さが0.4mm以上である請求項1〜5のいずれか一項に記載の弁装置。
- 前記流入穴は、前記環状溝部の周方向に不等間隔で複数形成されている請求項1〜6のいずれか一項に記載の弁装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018054683A JP6879243B2 (ja) | 2018-03-22 | 2018-03-22 | 弁装置 |
DE112019001473.0T DE112019001473T5 (de) | 2018-03-22 | 2019-03-18 | Ventilvorrichtung |
CN201980006190.9A CN111433498B (zh) | 2018-03-22 | 2019-03-18 | 阀装置 |
PCT/JP2019/011257 WO2019181880A1 (ja) | 2018-03-22 | 2019-03-18 | 弁装置 |
US17/016,467 US11401841B2 (en) | 2018-03-22 | 2020-09-10 | Valve device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018054683A JP6879243B2 (ja) | 2018-03-22 | 2018-03-22 | 弁装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019167998A JP2019167998A (ja) | 2019-10-03 |
JP6879243B2 true JP6879243B2 (ja) | 2021-06-02 |
Family
ID=67986435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018054683A Active JP6879243B2 (ja) | 2018-03-22 | 2018-03-22 | 弁装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11401841B2 (ja) |
JP (1) | JP6879243B2 (ja) |
CN (1) | CN111433498B (ja) |
DE (1) | DE112019001473T5 (ja) |
WO (1) | WO2019181880A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11692463B2 (en) * | 2019-08-28 | 2023-07-04 | Mikuni Corporation | Oil passage switching valve and valve timing changing apparatus |
AT523985B1 (de) * | 2020-07-01 | 2022-11-15 | Bbg Baugeraete Gmbh | Schaltmittel für ein Arbeitsfluid |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH625861A5 (ja) * | 1977-12-09 | 1981-10-15 | Wankel Felix | |
US4690171A (en) * | 1986-06-05 | 1987-09-01 | Johnston Charles F | Valve assembly for a sphygmomanometer |
CN1083063C (zh) * | 1995-04-20 | 2002-04-17 | Lg电子株式会社 | 密闭式压缩机的带有阀装置的气缸盖 |
DE10143433B4 (de) | 2001-09-05 | 2013-09-26 | Hilite Germany Gmbh | Proportionalventil |
DE102005013085B3 (de) * | 2005-03-18 | 2006-06-01 | Hydraulik-Ring Gmbh | Ventil mit Rückschlagventil |
DE112007000050T5 (de) * | 2006-04-26 | 2008-08-07 | Denso Corp., Kariya | Steuervorrichtung für einen variablen Flügelmechanismus zum Einstellen der Ventilzeitgebung |
EP2441928B1 (en) * | 2009-06-10 | 2014-03-05 | Nittan Valve Co., Ltd. | Hydraulic lash adjuster for internal combustion engine |
US8695548B2 (en) * | 2010-12-10 | 2014-04-15 | Denso Corporation | Valve timing control apparatus |
US8225818B1 (en) | 2011-03-22 | 2012-07-24 | Incova Technologies, Inc. | Hydraulic valve arrangement with an annular check valve element |
CN102705545B (zh) * | 2012-05-24 | 2015-08-26 | 绵阳富临精工机械股份有限公司 | 一种汽车电控系统执行机构电磁阀用集成单向阀装置 |
CN105114670A (zh) * | 2015-08-27 | 2015-12-02 | 浙江新昌三瑞香雪冲业有限公司 | 一种单向阀装置 |
-
2018
- 2018-03-22 JP JP2018054683A patent/JP6879243B2/ja active Active
-
2019
- 2019-03-18 CN CN201980006190.9A patent/CN111433498B/zh active Active
- 2019-03-18 WO PCT/JP2019/011257 patent/WO2019181880A1/ja active Application Filing
- 2019-03-18 DE DE112019001473.0T patent/DE112019001473T5/de active Pending
-
2020
- 2020-09-10 US US17/016,467 patent/US11401841B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN111433498A (zh) | 2020-07-17 |
CN111433498B (zh) | 2022-03-25 |
US20200408115A1 (en) | 2020-12-31 |
US11401841B2 (en) | 2022-08-02 |
DE112019001473T5 (de) | 2020-12-17 |
JP2019167998A (ja) | 2019-10-03 |
WO2019181880A1 (ja) | 2019-09-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2018135586A1 (ja) | バルブタイミング調整装置 | |
US11248502B2 (en) | Hydraulic oil control valve and valve timing adjustment device | |
US10858967B2 (en) | Valve timing adjustment device and check valve | |
JP6780573B2 (ja) | バルブタイミング調整装置 | |
US10914204B2 (en) | Valve timing adjustment device | |
US8695548B2 (en) | Valve timing control apparatus | |
JP6733594B2 (ja) | バルブタイミング調整装置 | |
JP6645448B2 (ja) | バルブタイミング調整装置 | |
JP7040769B2 (ja) | 流体制御弁、および、これを用いたバルブタイミング調整装置 | |
JP7124775B2 (ja) | 作動油制御弁およびバルブタイミング調整装置 | |
WO2021106890A1 (ja) | バルブタイミング調整装置 | |
US11428126B2 (en) | Valve timing adjustment device | |
JP6879243B2 (ja) | 弁装置 | |
JP7136455B2 (ja) | 流体制御弁、および、これを用いたバルブタイミング調整装置 | |
WO2021106892A1 (ja) | バルブタイミング調整装置 | |
JP7251878B2 (ja) | 流体制御弁、および、これを用いたバルブタイミング調整装置 | |
JP6879242B2 (ja) | 弁装置 | |
JP6947115B2 (ja) | チェック弁 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20200115 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20200804 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20200930 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20210330 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20210412 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 6879243 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |