JPS6234274U - - Google Patents

Description

[Brief explanation of the drawing]

Fig. 1 is a sectional view of essential parts of a blood pressure monitor showing the first embodiment of this invention, Fig. 2 is a sectional view taken along the line of Fig. 1, and Fig. 3 is an exploded perspective view of the on-off valve device of Fig. 1. , Fig. 4 is a cross-sectional view when the push button is pressed to enter the exhaust state, Fig. 5 is an external perspective view of the opening/closing valve device shown in Fig. 1, and Fig. 6 is a cross-sectional view of the main part showing the second embodiment. Figures 7a and 7b show other embodiments of the on-off valve, Figure a is a perspective view thereof, Figure b is a vertical sectional view in a natural state, and Figure 8 shows the embodiment of Figure 6 in an exhaust state. 9 is a perspective view showing another embodiment of the discharge guide groove, and FIGS. 10a and 10b show the third embodiment, which is another embodiment of the opening/closing valve with a slit. Description, Figure a is a perspective view of its natural state,
FIG. b is a perspective view of the buckled state, and FIG. 11 is a sectional view showing a conventional open/close valve device. 3...Valve casing, 4...Opening/closing valve, 10
...first passage, 11...second passage, 14...valve housing space, 17...discharge hole, 20...valve body part, 2
1... Sealing part, 22... Push button.

Claims (1)

[Claims for Utility Model Registration] (1) A valve accommodating space is formed inside, and a passage communicating with the accommodating space is provided, and a discharge hole is formed that communicates the valve accommodating space with the outside of the casing. It has a valve casing and an on-off valve attached to the valve casing. , a push button consisting of a sealing part provided at one end of the valve body part and closing between the passage and the discharge hole by the elastic force of the valve body part, and a push button protruding outward from the valve body part through the discharge hole. Type open/close valve device. (2) The push-button opening/closing valve device according to claim 1, wherein the valve body portion is of a stepped type having a small-diameter cylindrical portion and a large-diameter cylindrical portion. (3) The push-button opening/closing valve device according to claim 2, wherein the valve body has a bamboo shoot-shaped cross section. (4) The push-button opening/closing valve device according to claim 2, wherein the valve body has a shape in which a small diameter cylindrical portion and a large diameter cylindrical portion are connected by a tapered cylindrical portion. (5) The push-button opening/closing valve device according to any one of claims 1 to 4 of the claimed utility model registration, wherein the valve body communicates with the valve housing space. (6) The push-button opening/closing valve device according to any one of claims 1 to 5 of the claimed utility model registration, wherein a slit is formed in the circumference of the valve body. (7) Utility model registration claims 1 to 1, in which a discharge guide groove is formed at the end of the valve casing on the side corresponding to the outer periphery of the push button to guide the discharged material from the discharge hole in the radial direction of the discharge hole. The push-button opening/closing valve device according to any of items 6 to 6. (8) The push button type opening/closing valve device according to any one of claims 1 to 7 of the utility model registration claim, in which the valve body portion and the push button are integrally formed. (9) The valve casing is provided with first and second passages, one passage communicates with the elastic and spherical pump casing, and the other passage communicates with the cuff band, and the blood pressure monitor is connected to the pump casing. A push-button opening/closing valve device according to any one of claims 1 to 8 of the utility model registration claim, which is used as an exhaust device.