Air conditioning system for a vehicle incorporating therein a bl

Details Air conditioning system for a vehicle incorporating therein a bl Air conditioning system for a vehicle incorporating therein a bl

1997-10-16

1999-08-03

Tapolcai, William E.

Automatic temperature and humidity regulation

Thermostatic

With pressure control

62225, 236 99R, F25B 4104

Patent

active

059313773

ABSTRACT:
A block type expansion valve for use in a vehicular air conditioning system has a dampening spring to dampen movements of a diaphragm within a diaphragm chamber. The dampening spring is fixed to an upper fixing member positioned on an adjusting hollow thread and a lower fixing members positioned on the diaphragm. The adjusting hollow thread is engaged into a cylindrical thread member to allow a level of biasing force of the dampening spring to be adjusted.

REFERENCES:
patent: 2594701 (1952-04-01), Wolf
patent: 2719674 (1955-10-01), Carter
patent: 3688516 (1972-09-01), Newton
patent: 3803865 (1974-04-01), Newton

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