DE268875C - - Google Patents

Info

Publication number
DE268875C
DE268875C DENDAT268875D DE268875DA DE268875C DE 268875 C DE268875 C DE 268875C DE NDAT268875 D DENDAT268875 D DE NDAT268875D DE 268875D A DE268875D A DE 268875DA DE 268875 C DE268875 C DE 268875C
Authority
DE
Grant status
Grant
Patent type
Application number
DENDAT268875D

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E04H12/18Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures movable or with movable sections, e.g. rotatable, telescopic
    • E04H12/182Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures movable or with movable sections, e.g. rotatable, telescopic telescopic
DENDAT268875D DE268875C (en)

Publications (1)

Publication Number Publication Date
DE268875C true DE268875C (en)

Family

ID=525799

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT268875D DE268875C (en)

Country Status (1)

Country Link
DE (1) DE268875C (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2427841A (en) * 1945-03-22 1947-09-23 Film Crafts Engineering Co Telescopic mast
US2708493A (en) * 1949-07-23 1955-05-17 Thomas Mold & Die Co Portable antenna mast
US2931129A (en) * 1955-08-15 1960-04-05 Ralph M Boniface Educational construction kit
US2952340A (en) * 1958-08-05 1960-09-13 Henry L Schiff Interlock mechanism for multiple section structures
US3958376A (en) * 1974-02-15 1976-05-25 Zip Up, Inc. Extendible tower structure
US4406097A (en) * 1980-02-28 1983-09-27 British Aerospace Public Limited Company Telescopic mechanism
FR2525266A1 (en) * 1982-04-19 1983-10-21 Lerc Lab Etudes Rech Chim Locking mechanism for telescopic antenna mast - uses pin through telescopic tube to engage hook shape on ring fastened to second tube
DE3214351A1 (en) * 1982-04-19 1983-10-27 Geroh Mechanische Systeme Device for locking the individual sections of a telescopic mast
US5495915A (en) * 1990-04-10 1996-03-05 Charles A. McDonnell Collapsible ladder

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2427841A (en) * 1945-03-22 1947-09-23 Film Crafts Engineering Co Telescopic mast
US2708493A (en) * 1949-07-23 1955-05-17 Thomas Mold & Die Co Portable antenna mast
US2931129A (en) * 1955-08-15 1960-04-05 Ralph M Boniface Educational construction kit
US2952340A (en) * 1958-08-05 1960-09-13 Henry L Schiff Interlock mechanism for multiple section structures
US3958376A (en) * 1974-02-15 1976-05-25 Zip Up, Inc. Extendible tower structure
US4406097A (en) * 1980-02-28 1983-09-27 British Aerospace Public Limited Company Telescopic mechanism
FR2525266A1 (en) * 1982-04-19 1983-10-21 Lerc Lab Etudes Rech Chim Locking mechanism for telescopic antenna mast - uses pin through telescopic tube to engage hook shape on ring fastened to second tube
DE3214351A1 (en) * 1982-04-19 1983-10-27 Geroh Mechanische Systeme Device for locking the individual sections of a telescopic mast
US5495915A (en) * 1990-04-10 1996-03-05 Charles A. McDonnell Collapsible ladder