JPH0165773U - - Google Patents

Info

Publication number
JPH0165773U
JPH0165773U JP1987161605U JP16160587U JPH0165773U JP H0165773 U JPH0165773 U JP H0165773U JP 1987161605 U JP1987161605 U JP 1987161605U JP 16160587 U JP16160587 U JP 16160587U JP H0165773 U JPH0165773 U JP H0165773U
Authority
JP
Japan
Prior art keywords
lip
shape
bushing
link
annular recess
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
Application number
JP1987161605U
Other languages
Japanese (ja)
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 JP1987161605U priority Critical patent/JPH0165773U/ja
Publication of JPH0165773U publication Critical patent/JPH0165773U/ja
Pending legal-status Critical Current

Links

Description

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

第1図は本考案の第1実施例のオイルシールを
収容したときの縦断面図。第2図は本考案の組み
込み前の第1実施例のオイルシール断面図。第3
図は本考案のオイルシール収容時の第1実施例の
リツプAの面圧分布図。第4図は本考案の第2実
施例のオイルシールを収容したときの縦断面図。
第5図は本考案の組み込み前の第2実施例のオイ
ルシール断面図。第6図は本考案のオイルシール
収容時の第2実施例のリツプAの面圧分布図。第
7図は従来例の組み込み前のオイルシール断面図
。第8図は従来例のオイルシール収容時のリツプ
Aの面圧分布図。 1,2……リンク、3……嵌着孔、4……ピン
、5……環状凹部、6……ブツシユ、7……溝部
、8,16……オイルシール、9……ブツシユの
端面、10……環状凹部の底部、11……ブツシ
ユ側のリツプ(リツプA)、12……リンク側の
リツプ(リツプB)。
FIG. 1 is a longitudinal sectional view of the oil seal according to the first embodiment of the present invention when it is housed. FIG. 2 is a sectional view of the oil seal of the first embodiment of the present invention before installation. Third
The figure is a surface pressure distribution diagram of the lip A of the first embodiment when the oil seal of the present invention is accommodated. FIG. 4 is a longitudinal cross-sectional view when the oil seal of the second embodiment of the present invention is housed.
FIG. 5 is a sectional view of the oil seal of the second embodiment of the present invention before installation. FIG. 6 is a surface pressure distribution diagram of the lip A of the second embodiment when the oil seal of the present invention is accommodated. FIG. 7 is a sectional view of a conventional oil seal before installation. FIG. 8 is a surface pressure distribution diagram of lip A when a conventional oil seal is accommodated. 1, 2... Link, 3... Fitting hole, 4... Pin, 5... Annular recess, 6... Bush, 7... Groove, 8, 16... Oil seal, 9... End face of bush, 10... Bottom of the annular recess, 11... Lip on the bush side (lip A), 12... Lip on the link side (lip B).

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] リンクの環状凹部並びに環状凹部に対向したブ
ツシユとシヤフトで形成された溝部に、耐摩耗性
と弾性とを有する材料より成り、断面形状をほぼ
W字およびU字形状にした履帯用のダストシール
において、揺動するブツシユ側のリツプをリンク
側のリツプより厚くするとともにブツシユ摺接外
周縁部の形状を尖状にし、かつリンクの環状凹部
の底部と対向するブツシユの端面との離間距離よ
りも、ブツシユ側のリツプとリンク側のリツプの
肉厚の加算値を大きくしたことを特徴とする履帯
のダストシール。
In a dust seal for a crawler track, the annular recess of the link and the groove formed by the bush and shaft facing the annular recess are made of a wear-resistant and elastic material and have a cross-sectional shape of approximately W-shape or U-shape, The lip on the swinging bushing side is made thicker than the lip on the link side, and the shape of the outer peripheral edge of the bushing in contact with the bushing is made into a pointed shape. A dust seal for a crawler track characterized by increasing the thickness of the side lip and the link side lip.
JP1987161605U 1987-10-21 1987-10-21 Pending JPH0165773U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987161605U JPH0165773U (en) 1987-10-21 1987-10-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987161605U JPH0165773U (en) 1987-10-21 1987-10-21

Publications (1)

Publication Number Publication Date
JPH0165773U true JPH0165773U (en) 1989-04-27

Family

ID=31444693

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987161605U Pending JPH0165773U (en) 1987-10-21 1987-10-21

Country Status (1)

Country Link
JP (1) JPH0165773U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002036418A1 (en) 2000-11-02 2002-05-10 Hitachi Construction Machinery Co., Ltd. Crawler belt and seal for use therein
EP1258419A1 (en) * 2000-12-22 2002-11-20 Hitachi Construction Machinery Co., Ltd. Crawler

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002036418A1 (en) 2000-11-02 2002-05-10 Hitachi Construction Machinery Co., Ltd. Crawler belt and seal for use therein
EP1258419A1 (en) * 2000-12-22 2002-11-20 Hitachi Construction Machinery Co., Ltd. Crawler
EP1258419A4 (en) * 2000-12-22 2004-09-29 Hitachi Construction Machinery Crawler

Similar Documents

Publication Publication Date Title
JPH0165773U (en)
JPS6275262U (en)
JPH01149549U (en)
JPS61187945U (en)
JPH02140028U (en)
JPH0183685U (en)
JPS6012763U (en) butterfly valve
JPS62163366U (en)
JPH02150468U (en)
JPS6420574U (en)
JPS6438360U (en)
JPS63131874U (en)
JPH02105661U (en)
JPS63144382U (en)
JPH01101989U (en)
JPS61133482U (en)
JPH0198352U (en)
JPS643161U (en)
JPH02127855U (en)
JPS6331245U (en)
JPS61188071U (en)
JPS6173827U (en)
JPS63103022U (en)
JPS6353073U (en)
JPS6414920U (en)