FR1011569A - Escalier en limaçon à double révolution - Google Patents

Escalier en limaçon à double révolution

Info

Publication number
FR1011569A
FR1011569A FR1011569DA FR1011569A FR 1011569 A FR1011569 A FR 1011569A FR 1011569D A FR1011569D A FR 1011569DA FR 1011569 A FR1011569 A FR 1011569A
Authority
FR
France
Prior art keywords
snail
staircase
double revolution
revolution
double
Prior art date
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
Other languages
English (en)
Inventor
Robert Scheffer
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 filed Critical
Application granted granted Critical
Publication of FR1011569A publication Critical patent/FR1011569A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
    • E04F11/02—Stairways; Layouts thereof
    • E04F11/022—Stairways; Layouts thereof characterised by the supporting structure
    • E04F11/032—Spiral stairways supported by a central column

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR1011569D 1950-01-26 1950-01-26 Escalier en limaçon à double révolution Expired FR1011569A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1011569T 1950-01-26

Publications (1)

Publication Number Publication Date
FR1011569A true FR1011569A (fr) 1952-06-24

Family

ID=9570040

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1011569D Expired FR1011569A (fr) 1950-01-26 1950-01-26 Escalier en limaçon à double révolution

Country Status (1)

Country Link
FR (1) FR1011569A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011052465A (ja) * 2009-09-02 2011-03-17 Koji Watanabe 扇状螺旋構造物
JP2017078313A (ja) * 2015-10-21 2017-04-27 三山工業株式会社 螺旋階段

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011052465A (ja) * 2009-09-02 2011-03-17 Koji Watanabe 扇状螺旋構造物
JP2017078313A (ja) * 2015-10-21 2017-04-27 三山工業株式会社 螺旋階段

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