JPS6353460U - - Google Patents

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を示す平面図、第２図
は第１図Ａ―Ａ線断面図、第３図はゴムシートが
膨張した状態の断面図、第４図は従来知られてい
る注入具の使用例を示す断面図である。 図中、１０は外枠体、１１は底部、１２は周壁
部、１３は開口、１４は凸条、１４ａは内周面、
１５は係止爪、２０は内枠体、２１は内側周壁部
、２１ａは先端部、２２は外周面部、２４は係合
段部、３０はゴムシート、３１はシール凸条、３
２は注入栓である。 Fig. 1 is a plan view showing an embodiment of the present invention, Fig. 2 is a sectional view taken along the line AA in Fig. 1, Fig. 3 is a sectional view of the rubber sheet in an expanded state, and Fig. 4 is a conventionally known It is a sectional view showing an example of use of the injection device. In the figure, 10 is an outer frame, 11 is a bottom, 12 is a peripheral wall, 13 is an opening, 14 is a protrusion, 14a is an inner peripheral surface,
15 is a locking claw, 20 is an inner frame body, 21 is an inner peripheral wall portion, 21a is a tip portion, 22 is an outer peripheral surface portion, 24 is an engaging step portion, 30 is a rubber sheet, 31 is a seal protrusion, 3
2 is an injection plug.

Claims (1)

【実用新案登録請求の範囲】 (1) 底部と周壁部を有する外枠体と、この外枠
体に内接して嵌着したリング状の内枠体と、この
内枠体と上記外枠体との間に装着したゴムシート
を備え、外枠体の周壁部に間隔を置いて設けた係
止爪を内枠体の外周面部に設けた係合段部に係止
させ、外枠体の底部には開口を穿設すると共に、
その底部上の周壁部に近づけた部分には該周壁部
に沿つて凸条を無端状に突設し、一方、内枠体に
は上記凸条との間にゴムシートを挟着する内側周
壁部を外枠体の底部に向かつて突設し、また、ゴ
ムシート上には上記凸条と対応させて無端状のシ
ール凸条と、このシール凸状の内側に位置させて
注入栓をそれぞれ突設して成ることを特徴とする
流体注入具。 (2) 内枠体の内側周壁部と、この内側周壁部と
対向した外枠体の凸条の内周面を内方へ向けて傾
斜させたことを特徴とする前記実用新案登録請求
の範囲第(1)項記載の流体注入具。 (3) 内枠体の内側周壁部を、その先端部が外枠
体の底部との間にゴムシートを圧着するように突
設したことを特徴とする前記実用新案登録請求の
範囲第(1)項記載の流体注入具。[Scope of Claim for Utility Model Registration] (1) An outer frame body having a bottom portion and a peripheral wall portion, a ring-shaped inner frame body inscribed and fitted into this outer frame body, this inner frame body and the above-mentioned outer frame body. The locking pawls provided at intervals on the peripheral wall of the outer frame are locked to the engagement steps provided on the outer peripheral surface of the inner frame. Along with drilling an opening at the bottom,
A protruding strip is provided in an endless manner protruding along the circumferential wall at a portion of the bottom close to the circumferential wall, while an inner circumferential wall on which a rubber sheet is sandwiched between the protruding strip and the inner frame body. In addition, an endless seal protrusion is provided on the rubber sheet in correspondence with the above-mentioned protrusion, and an injection plug is located inside the seal protrusion. 1. A fluid injection device characterized by a protruding structure. (2) The scope of the above-mentioned utility model registration claim characterized in that the inner peripheral wall of the inner frame and the inner peripheral surface of the convex strip of the outer frame facing the inner peripheral wall are inclined inward. The fluid injection device described in paragraph (1). (3) Claim No. 1 of the above-mentioned utility model registration, characterized in that the inner circumferential wall portion of the inner frame body is protruded so that a rubber sheet is crimped between the tip end thereof and the bottom portion of the outer frame body. Fluid injection device described in ).