Expandable bathroom door
AssigneeSmmax Industrial Limited
InventorHuoxian Xie
Life of this patent
Estimating the term…
Abstract
A retractable bathroom door includes a fixed frame, a mobile frame, a first pull string and a foldable portion. The mobile frame is perpendicular to the upper frame portion of the fixed frame and horizontally moves in a frame range thereof. A frame portion at one side of the mobile frame has a first hollow structure. A first upper pulley and a first lower pulley are respectively disposed at a top end and a bottom end of the first hollow structure. The first pull string has two ends which are wound around the first upper pulley and the first lower pulley in a crossover manner. An upper rail and a lower rail are respectively disposed on the upper frame portion and the lower frame portion of the fixed frame. An upper strip and a lower strip are respectively disposed on the upper rail and the lower rail.
Claims9
A retractable bathroom door, comprising:
- a fixed frame, a mobile frame, a first pull string and a foldable portion, wherein:
- the fixed frame comprises an upper frame portion and a lower frame portion both of which are parallel to a horizontal surface, and a left frame portion and a right frame portion both of which are perpendicular to the horizontal surface;
- the upper frame portion, the lower frame portion, the left frame portion and the right frame portion are connected with each other end to end in sequence;
- the mobile frame is perpendicular to the upper frame portion and horizontally moves in a frame range of the fixed frame;
- a frame portion at one side of the mobile frame has a first hollow structure;
- a first upper pulley and a first lower pulley are respectively disposed at a top end and a bottom end of the first hollow structure;
- the first pull string has two ends which are connected and wound around the first upper pulley and the first lower pulley in a crossover manner;
- an upper rail is disposed on the upper frame portion, a lower rail is disposed on the lower frame portion;
- an upper strip is disposed on the upper rail, a lower strip is disposed on the lower rail;
- the top end and the bottom end of the first hollow structure has a first upper opening and a first lower opening, respectively;
- one end of the upper strip enters the first hollow structure from the first upper opening and is connected with the first pull string;
- one end of the lower strip enter the first hollow structure from the first lower opening and is connected with the first pull string;
- a length of the upper strip disposed on the upper rail is the same as a length of the lower strip disposed on the lower rail;
- the foldable portion is disposed between two mobile frame portions of the mobile frame;
- both the upper frame portion and the lower frame portion of the fixed frame have a retractable structure with a changeable length which comprises multiple tube bodies axially sleeved with each other.
Dependencies are inferred from the claim text.