Help!!! Primer bulb collapses!Uploader: Vudozragore 1 month ago Subscribe 7
However, since the evacuated medium envisaged in this prior art document is liquid, not gas, the pressures within the chamber are required to be controllable to a very fine degree to avoid possible health risks. The portion next to or adjacent to an end is an end portion. By continuing to use this website, you agree to their use. The base section is shown enlarged in figure 5 and comprises a rubber gaiter which connects at an upper end thereof to the cylindrical chamber Navigation Home Close Menu.