JPH0471705U - - Google Patents

Description

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

第１図および第２図は第１実施例を示すもので
、第１図はタペツトの断面図、第２図は実験の測
定方法の説明図である。第３図は第２実施例のタ
ペツトの断面図である。第４図および第５図は従
来技術を示すタペツトの断面図である。 図中、１……タペツト、３……耐磨耗性チツプ
、４……底面、５……下半部、６……上半部、９
……中空部、１０……貫通孔。 FIGS. 1 and 2 show a first embodiment, with FIG. 1 being a sectional view of the tappet, and FIG. 2 being an explanatory diagram of the experimental measurement method. FIG. 3 is a sectional view of the tappet of the second embodiment. FIGS. 4 and 5 are cross-sectional views of a tapepet illustrating the prior art. In the figure, 1... Tappet, 3... Wear-resistant tip, 4... Bottom, 5... Lower half, 6... Upper half, 9
...Hollow part, 10...Through hole.

Claims (1)

【実用新案登録請求の範囲】 底面にカムと摺接する耐磨耗性チツプの接合さ
れた下半部と、周囲がシリンダブロツクのガイド
孔に案内されて摺接する上半部とを溶接技術によ
つて接合し、 前記上半部内に、この上半部と前記下半部とに
囲まれる中空部を備え、 この中空部は、前記下半部、前記上半部、ある
いは前記下半部と前記上半部との間に設けられた
貫通孔を介して、外部と連通することを特徴とす
るタペツト。[Claims for Utility Model Registration] A lower half part with a wear-resistant chip attached to the bottom surface that makes sliding contact with the cam, and an upper half part whose periphery is guided by the guide hole of the cylinder block and comes into sliding contact with each other by welding technology. The upper half includes a hollow part surrounded by the upper half and the lower half, and the hollow part is connected to the lower half, the upper half, or the lower half and the lower half. A tapepet characterized by communicating with the outside through a through hole provided between the tapepet and the upper half.