Pressure gas driven back pressure operated sound transmitters
Номер патента: GB1425310A
Опубликовано: 18-02-1976
Автор(ы):
Принадлежит: Kockums Mekaniska Verkstads AB
Опубликовано: 18-02-1976
Автор(ы):
Принадлежит: Kockums Mekaniska Verkstads AB
Реферат: 1425310 Fog horns KOCKUMS MEKANISKA VERKSTADS AB 13 Sept 1974 [24 Sept 1973] 40049/74 Heading G5J A fog horn driven by gas back pressure comprises chambers 4 and 5 separated by a diaphragm, which may seal the horn inlet 9 under back pressure, and linked by a throttle passage 10, the back pressure chamber 4 venting into the atmosphere via an operating valve 12, a damping chamber 14 and a throttle valve 15- 21. The throttle passage 10 may be replaced by a small hole in the diaphragm 3 and the throttle valve 15-21 shown may be replaced by throttle washers or an adjustable needle valve.
Environmentally-friendly vehicle operating sound generator apparatus and method for controlling the same
Номер патента: US09987982B2. Автор: Jong Pil Park,Jae Seung Sun. Владелец: LS Automotive Technologies Co Ltd. Дата публикации: 2018-06-05.