Center channel structure having an H-shaped cross-section...

Movable or removable closures – Stored in housing – Reciprocates vertically in and out of housing

Reexamination Certificate

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Details

C049S372000

Reexamination Certificate

active

06481162

ABSTRACT:

CROSS-REFERENCE TO RELATED APPLICATION
This application claims priority of Korea patent Application No. 1999-55519, filed on Dec. 7, 1999.
BACKGROUND OF THE INVENTION
1. Field of the Invention
The present invention relates to a center channel fixation and more particularly to a center channel structure fixed to the door in a vehicle, for guiding the window glass of the rear door.
2. Description of the Related Art
Generally, the doors of vehicles have window glass
2
at the upper side, for allowing the passengers to watch outside. The passengers may ascend or descend the window glass
2
with use of a window regulator (not shown) installed within the door
1
. The ascending/descending operation is achieved by guiding a glass run channel installed along a door chassis
1
a
, as shown in FIG.
1
.
While the front doors in the vehicle have one window each, the rear doors are divided into two sections of window glasses
2
a
and
2
b
with respect to the center channel
3
extending to the door panel
1
b
from the intermediate side of the door chassis
1
a
. The window glass
2
a
in the forward direction with respect to the center channel
3
is controlled up and down, while the window glass
2
b
in the rearward direction with respect to the center channel
3
is fixed to the door.
FIG. 2
shows a perspective view of the center channel
3
of rear door
1
. The center channel
3
of a H-shape is fixed to the rear door
1
by engagement of the door chassis
1
a
and the inner panel
1
b
with the upper and lower brackets
4
and
5
.
The upper bracket
4
has a braced end with the other end open, i.e. ┌, for fixing the upper end to the door chassis
1
a
. A transverse portion
4
a
of the bracket
4
is disposed to oppose the upper end of the center channel
3
with a predetermined interval. A vertical portion
4
b
is fixed to the upper end of the center channel
3
. An engagement hole
4
′ is formed at the transverse portion
4
a
of the bracket
4
.
The bracket
4
is disposed through the glass run channel
6
at the lower side of the door chassis
1
a
and engaged by a screw
7
with the door chassis
1
a
. The corresponding portion of the glass run channel
6
is formed open cut through the bracket
4
.
This type center channel structure as conventionally used has disadvantages that the glass run channel
6
should be cut through so as to engage the bracket to the door chassis. As the glass run channel
6
should be cut, there is a possibility of intrusion of other substances such as rainwater into the cut portion of the glass run channel
6
. Moreover, the draught noise due to air intrusion into the cut portion may occur. These problems also cause the passengers to feel discomfortable.
SUMMARY OF THE INVENTION
The present invention is derived to solve the above disadvantages of the conventional center channel structure and has an object to provide a center channel fixation structure in engagement with the door chassis having the center channel without cutting through the glass run channel.
It is the other object of the present invention to provide a center channel fixation structure to prevent rainwater and draught noise, thereby improving passenger's comfort and product reliability.
In order to achieve the objects of the present invention, there is provided a center channel having a H-shaped section installed in perpendicular on a chassis of the door to the panel and serving to divide the door glass into two portions. The center channel is fixed to the door chassis and panel by upper and lower brackets fixed thereto. Upper bracket extends in lateral from the upper end of the center channel wherein an engagement is in parallel to a wall of a glass run channel of the inner door chassis. The upper bracket is fixed to the door chassis by a screw through the walls of the glass run channel and the door chassis.


REFERENCES:
patent: 2361609 (1944-10-01), Doty
patent: 3162281 (1964-12-01), Kraska et al.
patent: 3383800 (1968-05-01), Sturtevant
patent: 3385000 (1968-05-01), Sturtevant et al.
patent: 3584415 (1971-06-01), Keefe et al.
patent: 4020593 (1977-05-01), Salomon et al.
patent: 4167834 (1979-09-01), Pickles
patent: 4252989 (1981-02-01), Blumenthal
patent: 4299057 (1981-11-01), Hagemann et al.
patent: 4586290 (1986-05-01), Juechter
patent: 4953331 (1990-09-01), Ziegler et al.
patent: 5557890 (1996-09-01), Levy et al.
patent: 5560152 (1996-10-01), Haner
patent: 6250017 (2001-06-01), Tessier

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