Інститут Кібернетики Імені В.М. Глушкова Ан України
Институт Кибернетики Имени В.М. Глушкова Ан Украины
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Application filed by Інститут Кібернетики Імені В.М. Глушкова Ан України, Институт Кибернетики Имени В.М. Глушкова Ан УкраиныfiledCriticalІнститут Кібернетики Імені В.М. Глушкова Ан України
Priority to UA4684743ApriorityCriticalpatent/UA7067A1/en
Publication of UA7067A1publicationCriticalpatent/UA7067A1/en
Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments
(AREA)
Abstract
The device for stepwise movement contains two pairs of the bearing levers hinged with the appliances for leg attachment and the hinged support surfaces. To make the use more convenient and to extend the functional possibilities, the hinge unit is equipped with the locking mechanism comprising the segment with the tilted cogs coupled with ratchet.
UA4684743A1989-03-241989-03-24'shahoped" device for stepwise movement
UA7067A1
(en)