NL7509952A - Clock dial design esp. for children - has hour and minute ciphers and quartered panels indicating time descriptors - Google Patents

Clock dial design esp. for children - has hour and minute ciphers and quartered panels indicating time descriptors

Info

Publication number
NL7509952A
NL7509952A NL7509952A NL7509952A NL7509952A NL 7509952 A NL7509952 A NL 7509952A NL 7509952 A NL7509952 A NL 7509952A NL 7509952 A NL7509952 A NL 7509952A NL 7509952 A NL7509952 A NL 7509952A
Authority
NL
Netherlands
Prior art keywords
children
quartered
ciphers
esp
minute
Prior art date
Application number
NL7509952A
Other languages
Dutch (nl)
Original Assignee
Gerda Bertha Parmentier Geb Ba
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 Gerda Bertha Parmentier Geb Ba filed Critical Gerda Bertha Parmentier Geb Ba
Priority to NL7509952A priority Critical patent/NL7509952A/en
Publication of NL7509952A publication Critical patent/NL7509952A/en

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B19/00Teaching not covered by other main groups of this subclass
    • G09B19/12Clock-reading

Landscapes

  • Business, Economics & Management (AREA)
  • Engineering & Computer Science (AREA)
  • Entrepreneurship & Innovation (AREA)
  • Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Electric Clocks (AREA)

Abstract

The clock dial design is intended to enable children to learn clock time workings. It includes an inner circle of large numbers (in red) from 1 to 12 indicating the hours and an outer circle (in blue) of four quadrants of numbers from 1 to 14 indicating minutes before or after the quarter hour markings. In the central area are four quadrants marked (in clockwise rotation) "over", "voor half", "over half", "voor" to enable the correct desenptors to be adopted for clock time notations used in Dutch.
NL7509952A 1975-08-22 1975-08-22 Clock dial design esp. for children - has hour and minute ciphers and quartered panels indicating time descriptors NL7509952A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NL7509952A NL7509952A (en) 1975-08-22 1975-08-22 Clock dial design esp. for children - has hour and minute ciphers and quartered panels indicating time descriptors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7509952A NL7509952A (en) 1975-08-22 1975-08-22 Clock dial design esp. for children - has hour and minute ciphers and quartered panels indicating time descriptors

Publications (1)

Publication Number Publication Date
NL7509952A true NL7509952A (en) 1977-02-24

Family

ID=19824335

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7509952A NL7509952A (en) 1975-08-22 1975-08-22 Clock dial design esp. for children - has hour and minute ciphers and quartered panels indicating time descriptors

Country Status (1)

Country Link
NL (1) NL7509952A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992016925A1 (en) * 1991-03-18 1992-10-01 Brian John Hill A visual aid for teaching

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992016925A1 (en) * 1991-03-18 1992-10-01 Brian John Hill A visual aid for teaching
GB2270410A (en) * 1991-03-18 1994-03-09 Brian John Hill A visual aid for teaching
GB2270410B (en) * 1991-03-18 1994-11-09 Brian John Hill A visual aid for teaching

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Legal Events

Date Code Title Description
BV The patent application has lapsed