DE9014617U1 - - Google Patents

Info

Publication number
DE9014617U1
DE9014617U1 DE9014617U DE9014617U DE9014617U1 DE 9014617 U1 DE9014617 U1 DE 9014617U1 DE 9014617 U DE9014617 U DE 9014617U DE 9014617 U DE9014617 U DE 9014617U DE 9014617 U1 DE9014617 U1 DE 9014617U1
Authority
DE
Germany
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 - Lifetime
Application number
DE9014617U
Other languages
German (de)
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.)
Siemens AG
Original Assignee
Siemens 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 Siemens AG filed Critical Siemens AG
Priority to DE9014617U priority Critical patent/DE9014617U1/de
Publication of DE9014617U1 publication Critical patent/DE9014617U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/24—Perforating, i.e. punching holes
    • B21D28/26—Perforating, i.e. punching holes in sheets or flat parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D47/00—Making rigid structural elements or units, e.g. honeycomb structures
    • B21D47/005—Making gratings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
DE9014617U 1990-10-22 1990-10-22 Expired - Lifetime DE9014617U1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE9014617U DE9014617U1 (fr) 1990-10-22 1990-10-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE9014617U DE9014617U1 (fr) 1990-10-22 1990-10-22

Publications (1)

Publication Number Publication Date
DE9014617U1 true DE9014617U1 (fr) 1991-11-21

Family

ID=6858623

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9014617U Expired - Lifetime DE9014617U1 (fr) 1990-10-22 1990-10-22

Country Status (1)

Country Link
DE (1) DE9014617U1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6725615B1 (en) 1999-05-07 2004-04-27 Promat Fyreguard Pty Ltd. Service shut off device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6725615B1 (en) 1999-05-07 2004-04-27 Promat Fyreguard Pty Ltd. Service shut off device

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