CH439448A - Flächiges Materialstück mit herausschlagbarem Teil - Google Patents

Flächiges Materialstück mit herausschlagbarem Teil

Info

Publication number
CH439448A
CH439448A CH568063A CH568063A CH439448A CH 439448 A CH439448 A CH 439448A CH 568063 A CH568063 A CH 568063A CH 568063 A CH568063 A CH 568063A CH 439448 A CH439448 A CH 439448A
Authority
CH
Switzerland
Prior art keywords
flat piece
knockout part
knockout
flat
piece
Prior art date
Application number
CH568063A
Other languages
English (en)
Inventor
Daniels Dennis
Original Assignee
Houdaille Industries Inc
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 Houdaille Industries Inc filed Critical Houdaille Industries Inc
Publication of CH439448A publication Critical patent/CH439448A/de

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/02—Details
    • H02G3/08—Distribution boxes; Connection or junction boxes
    • H02G3/081—Bases, casings or covers
    • H02G3/083—Inlets
    • H02G3/085—Inlets including knock-out or tear-out sections

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Punching Or Piercing (AREA)
  • Mechanical Operated Clutches (AREA)
  • Switch Cases, Indication, And Locking (AREA)
CH568063A 1962-05-14 1963-05-06 Flächiges Materialstück mit herausschlagbarem Teil CH439448A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US194487A US3152715A (en) 1962-05-14 1962-05-14 Knock out structure

Publications (1)

Publication Number Publication Date
CH439448A true CH439448A (de) 1967-07-15

Family

ID=22717789

Family Applications (1)

Application Number Title Priority Date Filing Date
CH568063A CH439448A (de) 1962-05-14 1963-05-06 Flächiges Materialstück mit herausschlagbarem Teil

Country Status (4)

Country Link
US (1) US3152715A (de)
CH (1) CH439448A (de)
DE (1) DE1296233B (de)
GB (1) GB973135A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2537273A (en) * 1946-09-11 1951-01-09 Floyd V Kennedy Brake cylinder protection valve
DK11278A (da) * 1978-01-10 1979-07-11 Knudsen A S Oprivningslukke
US4688146A (en) * 1986-06-16 1987-08-18 General Electric Company Molded plastic enclosure for electric service apparatus
US4753018A (en) * 1986-10-29 1988-06-28 Whirlpool Corporation Multivent system for dryer exhaust
GB2218270B (en) * 1988-02-05 1992-01-29 Grawater Ltd Electrical accessory boxes
GB2258092A (en) * 1991-07-11 1993-01-27 John Deamer Folding blank forming accessory box or cable trunking.
DE102011121664A1 (de) * 2011-12-20 2013-06-20 Abb Ag Vorgeprägter Flanschausbruch, Bau- oder Gehäuseteil mit einem solchen Flanschausbruch, Schalt- oder Verteilerschrank mit einem derartigen Bau- oder Gehäuseteil sowie ein System und Verfahren zum Vorprägen von Flanschausbrüchen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1052642A (en) * 1909-06-11 1913-02-11 Chicago Fuse Mfg Company Electric outlet-box.
US1239243A (en) * 1916-04-21 1917-09-04 Frank Adam Electric Co Hole-plug for junction-boxes and similar structures.
US2357754A (en) * 1941-05-15 1944-09-05 Oswin C Moll Outlet or junction box
DE1794791U (de) * 1959-02-21 1959-09-03 Bbc Brown Boveri & Cie Aus blech oder pressstoff bestehende abdeckung mit ausbrechbaren blindeinsaetzen fuer elektrische geraete.

Also Published As

Publication number Publication date
GB973135A (en) 1964-10-21
DE1296233B (de) 1969-05-29
US3152715A (en) 1964-10-13

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