Door hinge for opening and closing a door of a domestic appliance

• US 8,584,321 B2
• Filed: 04/29/2010
• Issued: 11/19/2013
• Est. Priority Date: 05/08/2009
• Status: Expired due to Fees

• Current Assignee: Electrolux Home Products Corporation NV (AB Electrolux)
• Original Assignee: Electrolux Home Products Corporation NV (AB Electrolux)
• Inventors: Trautner, Andreas, Bluml, Christoph
• Primary Examiner(s): MAH, CHUCK Y
• Application Number:
  US13/265,147
• Publication Number:
  US 20120036681A1
• Time in Patent Office: 1,300 Days
• Field of Search: 162/86, 162/87, 162/57, 162/60, 162/61, 162/63, 163/23, 163/24, 126/191, 126/192, 126/194, 493/86, 493/89
• US Class Current: 16/352
• CPC Class Codes: F24C 15/023 Mounting of doors, e.g. hinges, counterbalancing

Abstract

Door hinge (10) for opening and closing a door of a domestic appliance, in particular an oven, comprising a hinge arm (12), a hinge lever (14) pivotally fixed to the hinge arm (12), and biasing means for biasing the door hinge (10) in its closed position, wherein a locking device is provided for locking the door hinge (10) in a predetermined opening position, wherein the locking device comprises a locking member (22), which is fixed to the hinge arm (12) in a linearly movable manner, and a locking recess (34) formed at the hinge lever (14), wherein the locking member (22) and the locking recess (34) can selectively be brought into locking engagement with each other in the predetermined opening position of the door hinge (10).

Claims

1. A door hinge (10) for opening and closing a door of a domestic appliance, the door hinge comprising:

a hinge arm (12) fixed to a housing of the domestic appliance;

a hinge lever (14) pivotally fixed to the hinge arm (12), the hinge lever (14) being configured to receive the door of the domestic appliance; and

biasing means configured to bias the door hinge (10) in a closed position; and

a locking device configured to lock the door hinge (10) in a predetermined opening position, the locking device comprising a locking member (22) and a locking recess (34), the locking member (22) being fixed to the hinge arm (12) in a linearly movable manner, the locking recess (34) being formed at the hinge lever (14), the locking member (22) and the locking recess (34) being selectively brought into locking engagement with each other in the predetermined opening position of the door hinge (10).

2. The door hinge (10) according to claim 1, wherein the predetermined opening position of the door hinge (10) corresponds to an opening angle (2) of the door between 45°

and 65°

.

3. The door hinge (10) according to claim 1, further comprising:

a guiding means configured to guide the linear movement of the locking member (22).

4. The door hinge (10) according to claim 3, wherein the guiding means comprises at least two longish guiding slots (24, 26) in which guiding pins (30, 32) are inserted.

5. The door hinge (10) according to claim 4, further comprising:

a fixing means configured to movably fix the locking member (22) to the hinge arm (12), the fixing means comprising at least one of the guiding pins (32).

6. The door hinge (10) according to claim 1, wherein the locking member (22) comprises an actuation means (28) configured to simplify a, manipulation of the locking member (22).

7. The door hinge (10) according to claim 6, wherein the actuation means (28) comprises a lug projecting upwards from the locking member (22).

8. The door hinge (10) according to claim 1, wherein the locking member (22) comprises a flat material, the flat material comprising a metal strip.

9. The door hinge (10) according to claim 1, wherein the hinge lever (14) is configured to be inserted in a corresponding opening formed at a bottom side of the door.

10. The door hinge (10) according to claim 9, wherein the hinge lever (14) has a fin-like shape.