Apparatus for controlling slats of sash
AssigneeNien Made Enterprise Co., Ltd.
InventorLin CHEN
Life of this patent
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Abstract
An adjusting apparatus is provided in a sash to turn slats automatically while the sash is being opened. The adjusting apparatus includes a plurality of first engaging members, a driven unit, and a driving unit. The first engaging members are connected to the slats respectively. The driven unit is connected to the frame of the sash for reciprocation, and has a second engaging member, wherein all the first engaging members are engaged with the second engaging member. The driving unit is connected to the carrier and the driven unit respectively to drive the driven unit to move while the sash is being opened. The first engaging members are turned by the second engaging member when the driven unit is moved by the driving unit to turn the slats from the first position to the second position.
Claims13
An adjusting apparatus for adjusting slats of a sash while the sash is opened, wherein the sash is pivotally connected to a carrier and has a frame, and the slats are pivotally connected to the frame to be turned between a first position and a second position, comprising:
- a plurality of first engaging members connected to the slats respectively;
- a driven unit connected to the frame of the sash for reciprocation, and having a second engaging member, wherein all the first engaging members are engaged with the second engaging member;
- and
- a driving unit connected to the carrier and the driven unit respectively to drive the driven unit to move while the sash is being opened;
- wherein the first engaging members are turned by the second engaging member when the driven unit is moved by the driving unit to turn the slats from the first position to the second position.
The adjusting apparatus of claim 11, wherein the driving unit further includes a base, a lateral board, and a first roller;
- the base is embedded in the frame of the sash;
- the base has a cavity, in which the pushing member is received for reciprocation;
- the lateral board is connected to the base to cover the cavity, and has an opening communicated with the cavity;
- the first roller is received in the cavity and pivotally connected to the base;
- the driving member runs around the first roller, and then extends out of the base via the opening of the lateral board to be fastened to the carrier.
The adjusting apparatus of claim 12, wherein the base is provided with a guiding slot;
- the movable member is provided with a protrusion to be engaged with the guiding slot, and the movable member moves along the guiding slot.
Dependencies are inferred from the claim text.