DEVICE FOR ACCOMMODATION AND RETAINING OF SCHOOL MATERIAL ON TABLE Russian patent published in 1997 - IPC

Abstract RU 2087118 C1

FIELD: school furniture. SUBSTANCE: device has school material holding unit and visual stress relieving unit with drive mechanism and replaceable roller connected with drive mechanism. Sinusoid-shaped sign with variable pitch and frequency is applied to roller surface. Retaining unit has roller kinematically connected with drive mechanism and provided with frame mounted on roller for joint rotation. Device has spring-loaded pinch with additional replaceable visual stress relieving signs. EFFECT: increased efficiency, simplified construction. 2 cl, 6 dwg

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RU 2 087 118 C1

Authors

Bazarnyj Vladimir Filippovich

Konovalov Jurij Nikolaevich

Dates

1997-08-20—Published

1993-04-07—Filed