摘要:
A coupling head suitable to be supported on a transporting means for coupling an object to be evacuated to a vacuum line. The coupling has a ball valve and a poppet valve for connecting and disconnecting the vacuum and gas pressure to the object. Leaks in the object can be detected by a sensing device actuated by a bellows on the coupling head.
摘要:
A method and apparatus for producing a lamp in the case of which a lamp bulb closed at one end is filled through a feed opening for a luminous means are disclosed together with a lamp produced using this method. A dome of the lamp bulb can thereby be of smooth design without a pumping tip.
摘要:
A method and apparatus for producing a lamp in the case of which a lamp bulb closed at one end is filled through a feed opening for a luminous means are disclosed together with a lamp produced using this method. A dome of the lamp bulb can thereby be of smooth design without a pumping tip.
摘要:
A lamp air exhausting apparatus is disclosed, which comprises a compression head, a holding assembly, and a securing member. The holding assembly comprises a holder, a flexible tube, a push rod, an eccentric cam and a spring. According to the present invention, a separate exhausting tube is not required, and an electrode can be accurately placed at the center of the lamp.