IP Library Granted Patent US 10,780,483
Granted Patent B1
US 10,780,483 · App. 15/489,151 · Granted Sep 22, 2020

Curving tool for wall and ceiling framing members

Inventor: Charles Mears (White Bear Lake, MN)
Assignee: SIMPSON STRONG-TIE COMPANY INC.
B21D11/10B21D5/00E04F21/00B21D53/74E04F2203/08
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Quick Facts
Patent No.
US 10,780,483
App. No.
15/489,151
Granted
Sep 22, 2020
Kind
B1
Abstract

A tool for shaping wall and ceiling framing members includes a frame and a plate that is adjustable with respect to the fame. A fulcrum is repositionable with the plate to predetermined locations that permit bending of the wall or ceiling framing member about the fulcrum. The member is shaped by placing a first portion of the member at the first end of the frame, placing a second portion of the member at the fulcrum, and bending the member about the fulcrum. To obtain an accurate shaping to the member, the member may be bent about the fulcrum until a third portion contacts a second end of the frame, wherein the fulcrum is between the first and second ends of the frame.

Claims (34)

1. A tool for shaping wall and ceiling framing members, the tool comprising:

a frame having a base and first and second walls connected to the base defining a length along a first direction between the first and second walls, the first wall terminating at a first end to define a first height with respect to the base, and the second wall terminating at a second end to define a second height with respect to the base;

a plate positioned between the first and second walls pivotally secured to the frame about a pivot axis, the plate having a lower surface facing the base, and an opposed upper surface;

an edge movable with the plate oriented substantially transverse to the first direction within the length; and

an adjustment member engaged with the plate arranged to adjust a pivot orientation of the plate about the pivot axis, wherein at least a portion of the edge is positionable above a first plane between the first and second ends of the first and second walls.

2. The tool of claim 1 wherein the first and second walls are substantially parallel to one another.

3. The tool of claim 2 wherein the first and second heights are substantially equal.

4. The tool of claim 1 , including a plurality of spaced apart projections extending from at least one of the first and second ends.

5. The tool of claim 4 wherein the projections extend at an angle less than 180° from a respective one of the first and second ends toward the other of the first and second ends.

6. The tool of claim 1 wherein the edge is repositionable with the plate.

7. The tool of claim 1 wherein the edge is a narrow portion of a blade that extends from the upper surface of the plate.

8. The tool of claim 7 wherein the blade terminates in the edge.

9. The tool of claim 1 wherein the adjustment member is threadably adjustable.

10. The tool of claim 9 wherein the adjustment member includes a shaft that is threadably engaged with an engagement portion and contactable with the base, and a handle connected to the shaft.

11. A method for shaping a wall or ceiling framing member with the tool of claim 1 , said method comprising the steps of:

(a) placing a first portion of the wall or ceiling framing member at the first end of the first wall;

(b) placing a second portion of the wall or ceiling framing member at the edge; and

(c) bending the wall or ceiling framing member about the edge.

12. The method of claim 11 , including bending the wall or ceiling framing member about the edge until a third portion of the wall or ceiling framing member contacts the second end of said second wall.

13. The method of claim 12 wherein the second portion of the wall or ceiling framing member is between the first and third portions of the wall or ceiling framing member.

14. The method of claim 13 , including engaging the first portion of the wall or ceiling framing member with one or more of projections which extend at an angle less than 180° from a respective one of the first and second ends toward the other of the first and second ends by receiving the first portion of the wall or ceiling framing member into a slot between adjacent ones of the projections.

15. The method of claim 12 , including, prior to step (c), adjusting the pivot orientation of the plate about the pivot axis to position the edge into a predetermined location with respect to at least one of the first and second walls, wherein the predetermined location defines the extent of shaping performed by bending the wall or ceiling framing member about the edge until a third portion of the wall or ceiling framing member contacts the second end of said second wall.

16. The method of claim 11 wherein step (c) creates a crease in the wall or ceiling framing member.

17. The method of claim 11 , including, prior to step (a), securing the base to a platform.

18. A tool for shaping wall and ceiling framing members, the tool comprising:

a housing having a base with a perimeter defining first and second sides, a first wall extending upwardly from the first side, and terminating at a first end to define a first height with respect to the base, and a second wall extending upwardly from the second side and terminating at a second end to define a second height with respect to the base;

a plate connected to the housing and positioned between the first and second walls;

an adjustment mechanism for selectively adjusting a position of the plate with respect to the base; and

a fulcrum that is repositionable with the plate to a location wherein a plane between the first and second ends of the first and second walls is located between the fulcrum and the base.

19. The tool of claim 18 wherein the first and second walls are substantially parallel to one another.

20. The tool of claim 19 wherein the first and second heights are substantially equal.

21. The tool of claim 18 , including a plurality of spaced apart projections extending from at least one of the first and second ends.

22. The tool of claim 21 wherein the projections extend at an angle less than 180° from a respective one of the first and second ends toward the other of the first and second ends.

23. The tool of claim 18 wherein the fulcrum is formed from the plate.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 7, 2018
From: RADIUS TRACK CORPORATION
To: SIMPSON STRONG-TIE COMPANY INC.
Reel/Frame 047711/0949 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 17, 2017
From: MEARS, CHARLES
To: RADIUS TRACK CORPORATION
Reel/Frame 042030/0411 →
Continuity (1)
Provisional Application 62322829 · Apr 15, 2016