JPH0458670U

JPH0458670U -

Info

Publication number: JPH0458670U
Application number: JP10107890U
Authority: JP
Priority date: 1990-09-28
Filing date: 1990-09-28
Publication date: 1992-05-20

Description

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

第１図は本考案の実施例１の要部断面図、第２
図は第１図に示すパツキングの拡大断面図、第３
図は実施例２に使用するパツキングの平面図、第
４図〜第７図はそれぞれ第３図の部分断面図、第
８図は従来のサーモスタツトの取付装置の断面図
、第９図は第８図の要部拡大図、第１０図は別の
従来例を説明するための要部断面図である。１……サーモスタツト、２……鍔状部材、４，
８……冷却水通路、６，１０……フランジ、１２
……パツキング、１４……段付き受け座、２６…
…段付き部、２９……外側シール部、３０……バ
イパス防止部、３２……薄肉部。 Figure 1 is a cross-sectional view of the main parts of Embodiment 1 of the present invention;
The figure is an enlarged sectional view of the packing shown in Figure 1,
The figure is a plan view of the packing used in Example 2, FIGS. 4 to 7 are partial sectional views of FIG. 3, FIG. 8 is a sectional view of a conventional thermostat mounting device, and FIG. FIG. 8 is an enlarged view of the main part, and FIG. 10 is a sectional view of the main part for explaining another conventional example. 1... thermostat, 2... collar-shaped member, 4,
8... Cooling water passage, 6, 10... Flange, 12
...Packing, 14...Stepped receiving seat, 26...
...stepped part, 29...outer seal part, 30...bypass prevention part, 32...thin wall part.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

内燃機関の冷却水用サーモスタツトの周囲に、
鍔状部材を設け、該鍔状部材を両側から挟持する
フランジを冷却水通路に取付け、その一方のフラ
ンジに、鍔状部材を嵌合するリング状の鍔用段付
き受け座を設け、他方のフランジに、パツキング
の圧縮高さを規制するパツキング用段付き部を設
け、該パツキングは、鍔状部材の外側をシールす
る外洩れ防止部と、鍔状部材とフランジとの間を
シールするバイパス防止部とから成り、外洩れ防
止部とバイパス防止部との少なくとも一部を薄肉
部で連結したサーモスタツトのシール装置。 Around the cooling water thermostat of the internal combustion engine,
A flange-like member is provided, flanges that sandwich the flange-like member from both sides are attached to the cooling water passage, a ring-shaped stepped receiving seat for the flange is provided on one of the flanges to fit the flange-like member, and the other The flange is provided with a stepped part for packing that regulates the compression height of the packing, and the packing includes a leak prevention part that seals the outside of the brim member, and a bypass prevention part that seals between the brim member and the flange. A sealing device for a thermostat, comprising a leakage prevention part and a bypass prevention part, at least a part of which are connected by a thin wall part.