| 摘要 |
FIELD: manufacturing technology.SUBSTANCE: invention relates to telescopic devices used in production of framed tent structures, as well as to different domestic articles, for example furniture. Telescopic device comprises two elements of extended tubular shape and made of resilient wire retainer, wherein outer element is hollow and internal element is inserted to displace in lengthwise direction. Holder is made in form of semi-rings enclosing external element connected with its free ends of spring tabs and connected to the support lugs, latter are passed through holes made in external element with possibility of their release when pressing spring lug for movement of internal element.EFFECT: invention provides reliability of stable and strong fixed connection device.2 cl, 13 dwg |
