FR2197138B3 - - Google Patents

Info

Publication number
FR2197138B3
FR2197138B3 FR7325139A FR7325139A FR2197138B3 FR 2197138 B3 FR2197138 B3 FR 2197138B3 FR 7325139 A FR7325139 A FR 7325139A FR 7325139 A FR7325139 A FR 7325139A FR 2197138 B3 FR2197138 B3 FR 2197138B3
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR7325139A
Other languages
French (fr)
Other versions
FR2197138A1 (zh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tschudin und Heid AG
Original Assignee
Tschudin und Heid AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tschudin und Heid AG filed Critical Tschudin und Heid AG
Publication of FR2197138A1 publication Critical patent/FR2197138A1/fr
Application granted granted Critical
Publication of FR2197138B3 publication Critical patent/FR2197138B3/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K47/00—Means in valves for absorbing fluid energy
    • F16K47/08—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths
    • F16K47/10—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths in which the medium in one direction must flow through the throttling channel, and in the other direction may flow through a much wider channel parallel to the throttling channel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K47/00—Means in valves for absorbing fluid energy
    • F16K47/08—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths
    • F16K47/12—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths the throttling channel being of helical form

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR7325139A 1972-08-21 1973-07-04 Expired FR2197138B3 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1236072A CH555020A (de) 1972-08-21 1972-08-21 Ventil.

Publications (2)

Publication Number Publication Date
FR2197138A1 FR2197138A1 (zh) 1974-03-22
FR2197138B3 true FR2197138B3 (zh) 1976-06-25

Family

ID=4382295

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7325139A Expired FR2197138B3 (zh) 1972-08-21 1973-07-04

Country Status (2)

Country Link
CH (1) CH555020A (zh)
FR (1) FR2197138B3 (zh)

Also Published As

Publication number Publication date
FR2197138A1 (zh) 1974-03-22
CH555020A (de) 1974-10-15

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Legal Events

Date Code Title Description
ST Notification of lapse