To promote the low-unit cost of production and to reduce the number of part items by securing an impact damping effect without using the conventional damping materials, and simultaneously dispensing with the setup of a buffer.
This is a diaphragm pump 13 whose lady 1 is stored in an outer case 3, while an elastic leg part 4 installed in this pump body 1 is connected to a support plate 5 attached to an inner part of this outer case 3, and the pump body 1 is supported in the outer case 3 by means of the elastic leg part 4 alone. A center rest means 6 is installed in space between a surface 2a, where the elastic leg part 4 of the pump body 1 is installed, and the support plate 5. This center rest means 6 is comprised of the surface 2a, provided with the elastic leg part 4 of the pump body 1, or a recess 7 installed in the support plate 5 on one side, and another recess 8 faced to the recess 7 on the other via a clearance 9.
| JP4572548 | Gas ejector |
| JP5715683 | Automatic decompression pump |
WATANABE KAZUO
KAWAGOE HARUMORI
KOYAMOTO MASANORI
KOSHIJIMA JIRO
ROKUSHIMA KAZUMASA
NAKAOKA TAKAYOSHI
ESASHI KENJI
Next Patent: CONTROL UNIT OF VARIABLE DISPLACEMENT HYDRAULIC PUMP