DOOR OPENING AND CLOSING APPARATUS FOR VEHICLE
First Claim
1. A door opening and closing apparatus for vehicle, comprising:
- a support member which is interposed between a body and a door of a vehicle and which is expandable so that the support member maintains the door at an opening position,wherein the support member comprises;
a first housing unit provided with an electrical motor driving mechanism; and
a second housing unit connected and integrated with the first housing unit, andwherein the second housing unit comprises;
an outer cylinder;
an inner cylinder coaxially arranged in the outer cylinder and moveably engaged with the outer cylinder;
a spindle connected to the electrical motor driving mechanism;
a spindle driving mechanism configured to move the inner cylinder with respect to the outer cylinder in an axial direction by rotating the spindle.
1 Assignment
0 Petitions
Accused Products
Abstract
A door opening and closing apparatus for a vehicle includes a support member interposed between a body and a door of the vehicle and expandable and shrinkable so as to enable holding of the door at an open position. The support member includes a first housing unit having an electric motor driving mechanism and a second housing unit integrally joined to the first housing unit. The second housing unit includes an outer cylinder, an inner cylinder disposed concentrically in the outer cylinder and engaged with the outer cylinder by fitting engagement in a movable manner relative to the outer cylinder, a spindle connected to the electric motor driving mechanism, and a spindle driving mechanism for moving the inner cylinder relative to the outer cylinder in an axial direction due to rotation of the spindle.
30 Citations
8 Claims
-
1. A door opening and closing apparatus for vehicle, comprising:
a support member which is interposed between a body and a door of a vehicle and which is expandable so that the support member maintains the door at an opening position, wherein the support member comprises; a first housing unit provided with an electrical motor driving mechanism; and a second housing unit connected and integrated with the first housing unit, and wherein the second housing unit comprises; an outer cylinder; an inner cylinder coaxially arranged in the outer cylinder and moveably engaged with the outer cylinder; a spindle connected to the electrical motor driving mechanism; a spindle driving mechanism configured to move the inner cylinder with respect to the outer cylinder in an axial direction by rotating the spindle. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
Specification