| 摘要 |
<p>1,091,880. Valves. J. HœNEMÍRDER, [trading as ERNST FLITSCH]. Nov. 30, 1965 [Dec. 12, 1964], No. 50848/65. Heading F2V. A refrigerator expansion-valve has a casing 10 with a screwed element embodying a seat 24 for a needle valve loaded by a spring 16 through an abutment 18. A thrust-pin 32 enters the seat 24 to abut the valve. The valve and pin are each provided with three equallyspaced guides 26, 30, respectively, the guiding surfaces of which are tangential to the crosssection of the part being guided. Two of the guides 30 have projections 34, 36 for retaining the pin 32, and the entire valve, respectively. The seat member 24 is made of hard plastics - material with a surface possessing good sliding properties.</p> |
