Double-sided slotted cover lifting guide structure for controlling lifting movement of cover, has slotted guide mounted on side of lifting cover support

摘要

The double-sided slotted cover lifting guide structure (1) has a slotted guide (2-1). The slotted guide is mounted on a side of a lifting cover support (3). Another slotted guide (2-2) is provided, which is mounted on another opposite side of the cover support. Associated control bolts (5-1,5-2) are engaged in both the oppositely lying slotted guides in rotating manner. An independent claim is also included for controlling of a raising movement of a cover.