JPH0444407U - - Google Patents
Info
- Publication number
- JPH0444407U JPH0444407U JP8451590U JP8451590U JPH0444407U JP H0444407 U JPH0444407 U JP H0444407U JP 8451590 U JP8451590 U JP 8451590U JP 8451590 U JP8451590 U JP 8451590U JP H0444407 U JPH0444407 U JP H0444407U
- Authority
- JP
- Japan
- Prior art keywords
- thread
- divided
- biases
- force against
- housing
- 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
Links
Classifications
-
- 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
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
- F01L1/185—Overhead end-pivot rocking arms
-
- 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
- F01L1/20—Adjusting or compensating clearance
- F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Description
第1図は本考案が適用される動弁系の一例を示
す側断面図、第2図は本考案の機械式ラツシユア
ジヤスタの第1実施例を示す側断面図、第3図は
第2図の部分拡大断面図、第4図ないし第8図は
本考案の第2ないし第6実施例を、順次示す断面
図、第9図は第8図のA−A矢視断面図である。
1……弁、5……ロツカーアーム、10……機
械式ラツシユアジヤスタ、11……ハウジング、
12……ねじ部材、12−1……上側ねじ部材、
12−2……下側ねじ部材、16−1……第1ス
プリング、16−2……第2スプリング。
FIG. 1 is a side sectional view showing an example of a valve train system to which the present invention is applied, FIG. 2 is a side sectional view showing a first embodiment of the mechanical lash adjuster of the present invention, and FIG. 2 is a partially enlarged sectional view, FIGS. 4 to 8 are sectional views sequentially showing the second to sixth embodiments of the present invention, and FIG. 9 is a sectional view taken along the line A-A in FIG. 8. . 1... Valve, 5... Locker arm, 10... Mechanical latch adjuster, 11... Housing,
12...Screw member, 12-1...Upper screw member,
12-2... Lower screw member, 16-1... First spring, 16-2... Second spring.
Claims (1)
ジングの螺条と螺合する螺条が外面に形成され、
この螺条の一つの軸方向負荷に対する摩擦力が他
の軸方向負荷に対する摩擦力よりも大きいねじ部
材と、前記ねじ部材を前記他の軸方向に付勢する
第1ばね部材とを有する機械式ラツシユアジヤス
タにおいて、前記ねじ部材を分割された第1およ
び第2のねじ部材で構成すると共に、該分割され
た第1および第2ねじ部材を互いに接近する方向
に付勢する第2ばね部材を設けたことを特徴とす
る機械式ラツシユアジヤスタ。 a housing having a thread formed on its inner surface; a thread that engages with the thread of the housing formed on its outer surface;
A mechanical type having a threaded member whose friction force against one axial load of the thread is larger than the frictional force against another axial load, and a first spring member that biases the threaded member in the other axial direction. In the lash adjuster, the screw member is configured with divided first and second screw members, and a second spring member biases the divided first and second screw members in a direction toward each other. A mechanical latch adjuster characterized by being provided with.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8451590U JPH0444407U (en) | 1990-08-13 | 1990-08-13 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8451590U JPH0444407U (en) | 1990-08-13 | 1990-08-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0444407U true JPH0444407U (en) | 1992-04-15 |
Family
ID=31815628
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8451590U Pending JPH0444407U (en) | 1990-08-13 | 1990-08-13 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0444407U (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006126471A1 (en) * | 2005-05-23 | 2006-11-30 | Ntn Corporation | Lash adjuster in valve gear and arm type valve gear |
WO2008081534A1 (en) * | 2006-12-28 | 2008-07-10 | Nittan, Valve, Co., Ltd. | Mechanical adjuster |
JP2009156257A (en) * | 2007-12-07 | 2009-07-16 | Ntn Corp | Lash adjuster |
WO2009093682A1 (en) * | 2008-01-23 | 2009-07-30 | Ntn Corporation | Arm type valve gear device |
WO2009096353A1 (en) * | 2008-01-28 | 2009-08-06 | Ntn Corporation | Lash adjuster |
JP2009197790A (en) * | 2008-01-23 | 2009-09-03 | Ntn Corp | Arm type valve gear device |
JP2009197789A (en) * | 2008-01-24 | 2009-09-03 | Ntn Corp | Lash adjuster |
JP2011190772A (en) * | 2010-03-16 | 2011-09-29 | Ntn Corp | Lash adjuster in valve gear |
JP2012219873A (en) * | 2011-04-06 | 2012-11-12 | Enuma Chain Mfg Co Ltd | Auto-tensioner |
US10934897B2 (en) | 2016-06-17 | 2021-03-02 | Nittan Valve Co., Ltd. | Mechanical lash adjuster |
-
1990
- 1990-08-13 JP JP8451590U patent/JPH0444407U/ja active Pending
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006126471A1 (en) * | 2005-05-23 | 2006-11-30 | Ntn Corporation | Lash adjuster in valve gear and arm type valve gear |
WO2008081534A1 (en) * | 2006-12-28 | 2008-07-10 | Nittan, Valve, Co., Ltd. | Mechanical adjuster |
US7954468B2 (en) | 2006-12-28 | 2011-06-07 | Nittan Valve Co., Ltd. | Mechanical adjuster |
JP2009156257A (en) * | 2007-12-07 | 2009-07-16 | Ntn Corp | Lash adjuster |
WO2009093682A1 (en) * | 2008-01-23 | 2009-07-30 | Ntn Corporation | Arm type valve gear device |
JP2009197790A (en) * | 2008-01-23 | 2009-09-03 | Ntn Corp | Arm type valve gear device |
JP2009197789A (en) * | 2008-01-24 | 2009-09-03 | Ntn Corp | Lash adjuster |
WO2009096353A1 (en) * | 2008-01-28 | 2009-08-06 | Ntn Corporation | Lash adjuster |
JP2011190772A (en) * | 2010-03-16 | 2011-09-29 | Ntn Corp | Lash adjuster in valve gear |
JP2012219873A (en) * | 2011-04-06 | 2012-11-12 | Enuma Chain Mfg Co Ltd | Auto-tensioner |
US10934897B2 (en) | 2016-06-17 | 2021-03-02 | Nittan Valve Co., Ltd. | Mechanical lash adjuster |