IT952526B - Procedimento per la fabbricazione di pezzi tetraedrici traforati - Google Patents

Procedimento per la fabbricazione di pezzi tetraedrici traforati

Info

Publication number
IT952526B
IT952526B IT49421/72A IT4942172A IT952526B IT 952526 B IT952526 B IT 952526B IT 49421/72 A IT49421/72 A IT 49421/72A IT 4942172 A IT4942172 A IT 4942172A IT 952526 B IT952526 B IT 952526B
Authority
IT
Italy
Prior art keywords
tetrahedric
perforated
pieces
procedure
manufacture
Prior art date
Application number
IT49421/72A
Other languages
English (en)
Italian (it)
Original Assignee
Asco Sa
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 Asco Sa filed Critical Asco Sa
Application granted granted Critical
Publication of IT952526B publication Critical patent/IT952526B/it

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
    • G09B23/02—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for mathematics
    • G09B23/04—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for mathematics for geometry, trigonometry, projection or perspective
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S52/00—Static structures, e.g. buildings
    • Y10S52/10—Polyhedron
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49893—Peripheral joining of opposed mirror image parts to form a hollow body
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Algebra (AREA)
  • Business, Economics & Management (AREA)
  • Geometry (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Theoretical Computer Science (AREA)
  • Mounting, Exchange, And Manufacturing Of Dies (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Toys (AREA)
IT49421/72A 1971-04-02 1972-04-01 Procedimento per la fabbricazione di pezzi tetraedrici traforati IT952526B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7111659A FR2132945A5 (enrdf_load_stackoverflow) 1971-04-02 1971-04-02

Publications (1)

Publication Number Publication Date
IT952526B true IT952526B (it) 1973-07-30

Family

ID=9074635

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49421/72A IT952526B (it) 1971-04-02 1972-04-01 Procedimento per la fabbricazione di pezzi tetraedrici traforati

Country Status (5)

Country Link
US (1) US3777359A (enrdf_load_stackoverflow)
DE (1) DE2215794A1 (enrdf_load_stackoverflow)
FR (1) FR2132945A5 (enrdf_load_stackoverflow)
GB (1) GB1329067A (enrdf_load_stackoverflow)
IT (1) IT952526B (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4026087A (en) * 1976-04-20 1977-05-31 White Robert R Building block
US4086738A (en) * 1976-10-12 1978-05-02 Louis Saccoccio Kit and components for constructing decorative polyhedrals
US5168677A (en) * 1989-11-15 1992-12-08 Ernesto Daniel Gyurec Method of constructing flat building block modules from the union of two frustums by their congruent bases and slot connectors complement for a variety of constructive or amusing applications
US7574830B2 (en) * 2006-08-08 2009-08-18 Christopher Baker High strength lightweight material
USD798392S1 (en) * 2014-05-27 2017-09-26 T. Dashon Howard Tetrahedral positive universal joint block
GB2528044B (en) 2014-07-04 2018-08-22 Arc Devices Ni Ltd Non-touch optical detection of vital signs

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR909217A (fr) * 1945-02-12 1946-05-02 Boule décorative pour arbres de noe:l
US2776521A (en) * 1954-10-27 1957-01-08 Elmer L Zimmerman Construction toy
GB848389A (en) * 1958-04-12 1960-09-14 Sankey Targetti Decorative star element for christmas trees
US3289322A (en) * 1965-06-08 1966-12-06 John J R Patrick Crystal structure display and method
DE1909647B2 (de) * 1969-02-26 1975-09-25 Wilhelm 6080 Gross-Gerau Grimm Formstein

Also Published As

Publication number Publication date
US3777359A (en) 1973-12-11
FR2132945A5 (enrdf_load_stackoverflow) 1972-11-24
GB1329067A (en) 1973-09-05
DE2215794A1 (de) 1972-10-12

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