IP Library Granted Patent US 12669003
Granted Patent B2
US 12669003 · App. 18/392,530 · Granted Jun 30, 2026

Spring and trolley bracket

Inventor: Bradley J. Lee (Arlington, TX)
Assignee: Overhead Door Corporation
E05D13/1261E05Y2600/51E05Y2600/626E05Y2900/106
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Quick Facts
Patent No.
US 12669003
App. No.
18/392,530
Granted
Jun 30, 2026
Kind
B2
Abstract

A one-piece bracket is usable to secure a garage door system. The bracket includes a spring mount configured to secure a torsion spring of a movable barrier system; a trolley mount configured to secure a trolley track of a movable barrier system; and a spine portion extending between and connecting the spring mount to the trolley mount in a fixed relationship. At least one of the spring mount, the trolley mount, and the spine portion includes a mounting portion for fixation of the bracket to a structure.

Claims (41)

1 . A one-piece bracket for securing a movable barrier system, comprising:

a spring mount configured to secure a torsion spring of the movable barrier system;

a trolley mount configured to secure a trolley track of the movable barrier system, the trolley mount comprising:

a first arm and a second arm horizontally separated to define a first width therebetween for receiving the trolley track; and

a third arm and a fourth arm horizontally separated to define a second width therebetween for receiving the trolley track; and

a spine portion extending between and connecting the spring mount to the trolley mount in a fixed relationship, at least one of the spring mount, the trolley mount, and the spine portion comprising a mounting portion for fixation of the bracket to a structure, each of the first, second, third, and fourth arms having a proximal end and a distal end, each proximal end being positioned closer to the spine portion than each respective distal end, wherein the proximal end of one or more of the first, second, third, or fourth arms is distally spaced from the spine portion in a direction transverse to a plane defined by the spine portion.

2 . The bracket of claim 1 , wherein the spring mount, the trolley mount, and the spine portion are formed from a single piece of material.

3 . The bracket of claim 1 , wherein the mounting portion comprises a flat surface configured to abut against the structure.

4 . The bracket of claim 3 , wherein the spring mount comprises: a part of the mounting portion and at least one arm extending substantially transverse to the flat surface.

5 . The bracket of claim 4 , wherein the at least one arm of the spring mount comprises an upper arm and a lower arm, the upper and lower arms being vertically separated to define an opening therebetween for receiving the torsion spring.

6 . The bracket of claim 5 , wherein the lower arm comprises a proximal end attached to the mounting portion and a distal end, the distal end having a lip for maintaining the torsion spring within the opening while the torsion spring is secured using fasteners.

7 . The bracket of claim 3 , wherein the trolley mount comprises: a part of the mounting portion.

8 . The bracket of claim 1 , wherein the first width is greater than the second width.

9 . The bracket of claim 1 , wherein one of the first width and the second width is distally spaced from the other of the first width and the second width in the direction transverse to the spine portion.

10 . A movable barrier system, comprising:

a one-piece bracket mounted to a structure by a mounting portion, the one-piece bracket comprising:

a spring mount;

a trolley mount comprising:

a first arm and a second arm horizontally separated to define a first width therebetween for receiving a trolley track; and

a third arm and a fourth arm horizontally separated to define a second width therebetween for receiving the trolley track; and

a spine portion extending between and connecting the spring mount to the trolley mount in a fixed relationship, at least one of the spring mount, the trolley mount, and the spine portion comprising the mounting portion, each of the first, second, third, and fourth arms having a proximal end and a distal end, each proximal end being positioned closer to the spine portion than each respective distal end, wherein the proximal end of one or more of the first, second, third, or fourth arms is distally spaced from the spine portion in a direction transverse to a plane defined by the spine portion;

a torsion spring secured to the spring mount; and

the trolley track secured to the trolley mount.

11 . The movable barrier system of claim 10 , wherein the one-piece bracket is formed from a single piece of material.

12 . The movable barrier system of claim 10 , wherein a flat surface of the mounting portion is abutted against the structure.

13 . The movable barrier system of claim 10 , wherein the torsion spring is part of a torsion system.

14 . The movable barrier system of claim 13 , wherein the spring mount comprises an upper arm and a lower arm vertically separated to define an opening therebetween, and wherein rotation of the torsion spring with respect to the one-piece bracket is limited using an anchor.

15 . The movable barrier system of claim 10 , wherein the trolley track is part of a barrier operator system.

16 . The movable barrier system of claim 15 ,

wherein the first width is greater than the second width.

17 . The movable barrier system of claim 10 , wherein the trolley track is secured within the first width or within the second width.

18 . A method for securing a movable barrier system to structure, comprising:

mounting a one-piece bracket to the structure, the bracket comprising:

a spring mount;

a trolley mount comprising:

a first arm and a second arm horizontally separated to define a first width therebetween for receiving a trolley track; and

a third arm and a fourth arm horizontally separated to define a second width therebetween for receiving the trolley track; and

a spine portion extending between and connecting the spring mount to the trolley mount in a fixed relationship, at least one of the spring mount, the trolley mount, and the spine portion comprising a mounting portion for mounting the bracket to the structure, each of the first, second, third, and fourth arms having a proximal end and a distal end, each proximal end being positioned closer to the spine portion than each respective distal end, wherein the proximal end of one or more of the first, second, third, or fourth arms is distally spaced from the spine portion in a direction transverse to a plane defined by the spine portion;

securing a torsion spring to the spring mount; and

securing the trolley track to the trolley mount.

19 . The method of claim 18 , wherein mounting the bracket to the structure comprises abutting a flat surface of the mounting portion against the structure.