YU12989A - Držač krede - Google Patents

Držač krede

Info

Publication number
YU12989A
YU12989A YU12989A YU12989A YU12989A YU 12989 A YU12989 A YU 12989A YU 12989 A YU12989 A YU 12989A YU 12989 A YU12989 A YU 12989A YU 12989 A YU12989 A YU 12989A
Authority
YU
Yugoslavia
Prior art keywords
holder
upwards
move
ring
credit
Prior art date
Application number
YU12989A
Other languages
English (en)
Other versions
YU48270B (sh
Inventor
Predrag Zečević
Miloš Zečević
Marija Zečević
Original Assignee
Predrag Zečević
Miloš Zečević
Marija Zečević
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 Predrag Zečević, Miloš Zečević, Marija Zečević filed Critical Predrag Zečević
Priority to YU12989A priority Critical patent/YU48270B/sh
Publication of YU12989A publication Critical patent/YU12989A/sh
Publication of YU48270B publication Critical patent/YU48270B/sh

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  • Table Equipment (AREA)

Abstract

DRŽAČ KREDE. Pronalazak omogućava stepenasto aksijalno pomeranje naviše, povećava stepen iskorišćenja krede do maksitnuma (otpada samo par milimetara), jednostavan je i veoma lak za primenu. Sastoji se iz dva dela ovalnog tela (1) čijom visinom je smešten žljeb (2') u čijoj osnovi se nalaze jednakokraki trapezi i služi za pomeranje prstena (5) držača naviše uz pomoć zubca (7) oblika zarubljene piramide. Prsten (5) je konusnog oblika manjom osnovom okrenut naviše na čijem se donjem delu nalazi ivica (6) koja omogućava licu koje se držačem služi lakše aksijalno pomeranje
YU12989A 1989-01-20 1989-01-20 Držač krede YU48270B (sh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
YU12989A YU48270B (sh) 1989-01-20 1989-01-20 Držač krede

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
YU12989A YU48270B (sh) 1989-01-20 1989-01-20 Držač krede

Publications (2)

Publication Number Publication Date
YU12989A true YU12989A (sh) 1992-12-21
YU48270B YU48270B (sh) 1997-12-05

Family

ID=47277907

Family Applications (1)

Application Number Title Priority Date Filing Date
YU12989A YU48270B (sh) 1989-01-20 1989-01-20 Držač krede

Country Status (1)

Country Link
YU (1) YU48270B (sh)

Also Published As

Publication number Publication date
YU48270B (sh) 1997-12-05

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