11-07-2019 дата публикации
Номер: US20190208855A1
Принадлежит:
The invention relates to gum shoe-type footwear and a mechanism both for fixing the shoes and for fastening normal footwear provided with this mechanism which allows a person to perform this operation without leaning and without using their hands. According to the invention, the device comprises a Subassembly (A) drive mechanism and a Subassembly (B) of lower fastening of the Subassembly (A), a Subassembly (C) of upper fastening of the Subassembly (A) and footwear positioning and a pneumatic Subassembly (D). 1. Multifunctional lower subassembly for automatic shoeing/unshoeing a footwear containing said subassembly , characterized in that it comprises:{'b': 3', '10', '17, 'a sole () provided with a contour rim, having a plurality of projections () supporting and contacting a lid (),'}{'b': 3', '13', '17', '4', '3', '13', '17, "the sole (), the rim, a wall () and the lid () define a tank () for water drainage, that is isolated from the rest of the elements situated on the sole's () surface by means of the wall () which contacts the lid ()"}{'b': 17', '11', '14', '5', '6', '5', '9', '9, 'in the lid () are partially fixed lower () and respectively upper tubular guides () provided with inner thread, for positioning a control wheel (), toothed on about half of its circumference, and a driving wheel (), toothed on its whole circumference and overlapping the control wheel (), and respectively a first driven wheel (), toothed on its whole circumference and a second driven wheel (′), toothed on its whole circumference, successively arranged,'}{'b': 9', '6', '9', '9', '7', '7', '7', '7, 'between the first driven wheel () and the driving wheel () as well as between the first driven wheel () and the second driven wheel (′) is mounted in gear a respective rack (, ′), said racks (, ′) being simultaneously movable in opposite ways,'}{'b': 7', '7', '1', '1', '3, 'claim-text': {'b': 11', '14', '12', '5', '6', '9', '9, 'to each of the lower () and upper guides () is fixed a respective ...
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