US-12624559-B2 - Stake clips and concrete forming systems incorporating the same

Abstract

A stake clip may comprise a form board insertion plate; a compression arm comprising at least one stake anchoring position and a locking slot extending through the compression arm; a compression arm joint connecting the compression arm to the form board insertion plate, the compression arm configured to pivot about the compression arm joint through a locking slot travel arc; a locking arm comprising a locking tip and a plurality of locking projections; and a locking arm joint connecting the locking arm to the form board insertion plate, the locking arm configured to pivot about the locking arm joint through a locking tip travel arc, and wherein: the locking slot travel arc of the compression arm and the locking tip travel arc of the locking arm overlap at a clip engagement point, and the locking arm is spring-biased in a direction of the locking projections, such that the locking slot is configured to catch on the plurality of locking projections as the locking arm passes through the locking slot.

Inventors

• Hironori Horie

Assignees

• FUKUVI USA, INC.

Dates

Publication Date

20260512

Application Date

20240618

Claims (20)

1. 1 . A stake clip comprising: a form board insertion plate comprising a form facing face and an opposite stake facing face; a compression arm comprising a handling face, an opposite stake anchoring face, and a locking slot extending through the compression arm at a distal portion of the compression arm, wherein the stake anchoring face comprises at least one stake anchoring position extending into the stake anchoring face; a compression arm joint connecting a proximal portion of the compression arm to the form board insertion plate, the compression arm configured to pivot about the compression arm joint through a locking slot travel arc; a locking arm comprising a locking face, a locking tip, and a plurality of locking projections extending from the locking face; and a locking arm joint connecting a proximal portion of the locking arm to the form board insertion plate, the locking arm configured to pivot about the locking arm joint through a locking tip travel arc, and wherein: the locking arm joint and the compression arm joint are spaced apart from each other along a longitudinal dimension of the form board insertion plate, the locking slot travel arc of the compression arm and the locking tip travel arc of the locking arm overlap at a clip engagement point to enable the locking tip and a portion of the locking arm comprising the locking projections to pass through the locking slot of the compression arm, and the locking arm is spring-biased in a direction of the locking projections along a portion of the locking tip travel arc that comprises the clip engagement point, such that the locking slot is configured to catch on the plurality of locking projections as the locking arm passes through the locking slot.
2. 2 . The stake clip of claim 1 , wherein the stake anchoring face comprises a plurality of stake anchoring positions.
3. 3 . The stake clip of claim 2 , wherein each of the plurality of stake anchoring positions comprises a distinct radius of curvature or a distinct width.
4. 4 . The stake clip of claim 3 , wherein the radius of curvature or the width of the stake anchoring positions increases as a function of distance from the compression arm joint measured along the compression arm.
5. 5 . The stake clip of claim 2 , wherein the handling face of the compression arm comprises a plurality of protrusions corresponding to the plurality of stake anchoring positions in the stake anchoring face, such that the plurality of stake anchoring positions define a plurality of humps on the compression arm.
6. 6 . The stake clip of claim 1 , wherein: the stake facing face of the form board insertion plate further comprises a locking arm stop that protrudes from the stake facing face; and the locking arm stop is configured to define a maximum pivot angle of the locking arm through the locking tip travel arc.
7. 7 . The stake clip of claim 6 , wherein: the locking arm further comprises a bumper face opposite the locking face and a bumper that protrudes from the bumper face; the bumper is configured to contact the locking arm stop at the maximum pivot angle of the locking arm; and the bumper is configured to provide an additional bias on the locking arm in the direction of the locking projections when the locking arm stop contacts the bumper.
8. 8 . The stake clip of claim 1 , wherein at least the handling face of the compression arm further comprises a gripping portion positioned on the distal portion of the compression arm.
9. 9 . The stake clip of claim 1 , wherein: a distal portion of the locking arm is angled with respect to a remaining portion of the locking arm; the distal portion of the compression arm is angled with respect to a remaining portion of the compression arm; or both.
10. 10 . The stake clip of claim 1 , wherein the stake facing face of the form board insertion plate further comprises one or more form board handling panels, each of the one or more form board handling panels comprising a plurality of serrated press points.
11. 11 . The stake clip of claim 1 , wherein: a height of the compression arm joint, measured from upper and lower edges of the compression arm joint, is of a lesser height than a height of the form board insertion plate measured from upper and lower edges of the form board insertion plate; and a height of the locking arm joint, measured from upper and lower edges of the locking arm joint, is of a lesser height than the height of the form board insertion plate.
12. 12 . The stake clip of claim 11 , wherein: a distance of the upper edge of the compression arm joint from the upper edge of the form board insertion plate is different from a distance of the bottom edge of the compression arm joint from the bottom edge of the form board insertion plate; a distance of the upper edge of the locking arm joint from the upper edge of the form board insertion plate is different from a distance of the bottom edge of the locking arm from the bottom edge of the form board insertion plate; or both.
13. 13 . The stake clip of claim 1 , wherein: the form facing face of the form board insertion plate comprise a structural webbing comprising a plurality of longitudinal and lateral ribs; the handling face of the compression arm comprises a plurality of longitudinal ribs; or both.
14. 14 . The stake clip of claim 1 , wherein the compression arm, the compression arm joint, the locking arm, and the locking arm joint are formed of a deformable material.
15. 15 . A form board utilizing the stake clip of claim 1 , the form board comprising: the stake clip of claim 1 ; and a form board engaged with the stake clip of claim 1 , the form board comprising a stake clip facing face and an opposite concrete facing face, the stake clip facing face comprising a stake clip receiving groove for receiving the form board insertion plate of the stake clip.
16. 16 . The form board of claim 15 , further comprising a stake engaged with the stake facing face of the form board insertion plate and the stake anchoring position of the stake clip.
17. 17 . The form board of claim 15 , wherein: the stake clip receiving groove is a dovetail groove; and the form board insertion plate comprises a dovetail geometry configured to fit in the dovetail groove of the stake clip receiving groove.
18. 18 . A concrete forming system utilizing a plurality of the form boards of claim 15 .
19. 19 . A stake clip comprising: a form board insertion plate comprising a form facing face, an opposite stake facing face, and a locking arm stop that protrudes from the stake facing face; a compression arm comprising a handling face, an opposite stake anchoring face, and a locking slot extending through the compression arm at a distal portion of the compression arm, wherein the stake anchoring face comprises a plurality of stake anchoring positions ( 522 / 524 / 526 ) extending into the stake anchoring face and a plurality of protrusions corresponding to the plurality of stake anchoring positions, each of the plurality of stake anchoring positions comprising a distinct radius of curvature; a compression arm joint connecting a proximal portion of the compression arm to the form board insertion plate, the compression arm configured to pivot about the compression arm joint through a locking slot travel arc, and wherein the radius of curvature of the stake anchoring positions increases as a function of distance from the compression arm joint measured along the compression arm; a locking arm comprising a locking face, an opposite bumper face, a bumper protruding from the bumper face, a locking tip, and a plurality of locking projections ( 542 ) extending from the locking face; and a locking arm joint connecting a proximal portion of the locking arm to the form board insertion plate, the locking arm configured to pivot about the locking arm joint through a locking tip travel arc, the locking arm stop defining a maximum pivot angle of the locking arm through the locking tip travel arc, and wherein: the locking arm joint and the compression arm joint are spaced apart from each other along a longitudinal dimension of the form board insertion plate, the locking slot travel arc of the compression arm and the locking tip travel arc of the locking arm overlap at a clip engagement point to enable the locking tip and a portion of the locking arm comprising the locking projections to pass through the locking slot of the compression arm, the locking arm is spring-biased in a direction of the locking projections along a portion of the locking tip travel arc that comprises the clip engagement point, such that the locking slot is configured to catch on the plurality of locking projections as the compression arm passes through the locking slot, the bumper is configured to contact the locking arm stop at the maximum pivot angle of the locking arm, and the bumper is configured to provide an additional bias on the locking arm in the direction of the locking projections when the locking arm stop contacts the bumper.
20. 20 . A stake clip comprising: a form board insertion plate; a compression arm comprising at least one stake anchoring position and a locking slot extending through the compression arm; a compression arm joint connecting the compression arm to the form board insertion plate, the compression arm configured to pivot about the compression arm joint through a locking slot travel arc; a locking arm comprising a locking tip and a plurality of locking projections; and a locking arm joint connecting the locking arm to the form board insertion plate, the locking arm configured to pivot about the locking arm joint through a locking tip travel arc, and wherein: the locking slot travel arc of the compression arm and the locking tip travel arc of the locking arm overlap at a clip engagement point, and the locking arm is spring-biased in a direction of the locking projections, such that the locking slot is configured to catch on the plurality of locking projections as the locking arm passes through the locking slot.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS This application claims the benefit of and priority to U.S. Application Ser. No. 63/509,086 filed Jun. 20, 2023, as well as U.S. Application Ser. No. 63/511,226 filed Jun. 30, 2023, the entire contents of which are incorporated by reference in the present disclosure. FIELD The present disclosure generally relates to pouring and forming concrete. Particularly, embodiments herein may be generally directed to devices and systems for forming concrete when pouring concrete, such as but not limited to stake clips for securing a stake to a form board for the concrete forming system. BACKGROUND When pouring concrete, form boards may be utilized to support the concrete pour from the sides and thereby form the concrete by providing it with the desired geometry. To secure the form boards in place, stakes may be driven into the ground and the form boards may be attached to the stakes to thereby secure the form boards in the desired position. Thereafter, concrete may be poured into the area defined within the form boards. SUMMARY Accordingly, methods, systems and devices may be desired by which form boards may be attached to the stakes. Furthermore, such systems and devices may be desired to be easily removable and/or adjustable to conform to a variety of stake sizes and shapes. Consequently, provided herein may be stake clips that may be utilized to secure a form board to a stake. In one embodiment, a stake clip may comprise a form board insertion plate; a compression arm comprising at least one stake anchoring position and a locking slot extending through the compression arm; a compression arm joint connecting the compression arm to the form board insertion plate, the compression arm configured to pivot about the compression arm joint through a locking slot travel arc; a locking arm comprising a locking tip and a plurality of locking projections; and a locking arm joint connecting the locking arm to the form board insertion plate, the locking arm configured to pivot about the locking arm joint through a locking tip travel arc, and wherein: the locking slot travel arc of the compression arm and the locking tip travel arc of the locking arm overlap at a clip engagement point, and the locking arm is spring-biased in a direction of the locking projections, such that the locking slot is configured to catch on the plurality of locking projections as the locking arm passes through the locking slot. In another embodiment, a stake clip may comprise a form board insertion plate comprising a form facing face and an opposite stake facing face; a compression arm comprising a handling face, an opposite stake anchoring face, and a locking slot extending through the compression arm at a distal portion of the compression arm, wherein the stake anchoring face comprises at least one stake anchoring position extending into the stake anchoring face; a compression arm joint connecting a proximal portion of the compression arm to the form board insertion plate, the compression arm configured to pivot about the compression arm joint through a locking slot travel arc; a locking arm comprising a locking face, a locking tip, and a plurality of locking projections extending from the locking face; and a locking arm joint connecting a proximal portion of the locking arm to the form board insertion plate, the locking arm configured to pivot about the locking arm joint through a locking tip travel arc. In at least the previous embodiment, the locking arm joint and the compression arm joint may be spaced apart from each other along a longitudinal dimension of the form board insertion plate, the locking slot travel arc of the compression arm and the locking tip travel arc of the locking arm may overlap at a clip engagement point to enable the locking tip and a portion of the locking arm comprising the locking projections to pass through the locking slot of the compression arm, and the locking arm may be spring-biased in a direction of the locking projections along a portion of the locking tip travel arc that comprises the clip engagement point, such that the locking slot is configured to catch on the plurality of locking projections as the locking arm passes through the locking slot. In yet another embodiment, a stake clip may comprise a form board insertion plate comprising a form facing face, an opposite stake facing face, and a locking arm stop that protrudes from the stake facing face; a compression arm comprising a handling face, an opposite stake anchoring face, and a locking slot extending through the compression arm at a distal portion of the compression arm, wherein the stake anchoring face comprises a plurality of stake anchoring positions (522/524/526) extending into the stake anchoring face and a plurality of protrusions corresponding to the plurality of stake anchoring positions, each of the plurality of stake anchoring positions comprising a distinct radius of curvature; a compression arm joint con