公开(公告)号：US20230399801A1

公开(公告)日：2023-12-14

申请号：US18332384

申请日：2023-06-09

Applicant: Illinois Tool Works Inc.

Inventor： Darrell A. Wiatrowski ,  Christopher J. Nelli

IPC: E01C11/14 ,  E04B1/48

CPC classification number: E01C11/14 ,  E04B1/483

Abstract: Various embodiments of the present disclosure provide a cast-in-place concrete slab load transfer and slab connection apparatus and method of employing same.

公开(公告)号：US20230323654A1

公开(公告)日：2023-10-12

申请号：US18192399

申请日：2023-03-29

Applicant: Illinois Tool Works Inc.

Inventor： Darrell A. Wiatrowski

IPC: E04B1/68

CPC classification number: E04B1/68

Abstract: A joint edge insert positionable in a gap between two joint edge members of a joint edge assembly attached to two adjacent concrete slabs, and configured to provide structural support for the joint in cooperation with the joint edge members to reduce joint spalling.

公开(公告)号：USD1063119S1

公开(公告)日：2025-02-18

申请号：US29855296

申请日：2022-09-30

Applicant: Illinois Tool Works Inc.

Designer： Darrell A. Wiatrowski

公开(公告)号：US20230323609A1

公开(公告)日：2023-10-12

申请号：US18188072

申请日：2023-03-22

Applicant: Illinois Tool Works Inc.

Inventor： Darrell A. Wiatrowski

IPC: E01C11/10

CPC classification number: E01C11/106 ,  E01C2201/16

Abstract: A concrete slab joint forming system and method for forming a joint between adjacent concrete slabs. In various embodiments, the concrete slab joint forming system includes a concrete slab joint former, an extension connector, a cross intersection connector, a tee intersection connector, an end connector, a field cut connector, and/or any combination of any quantity of these components.

公开(公告)号：US20250075499A1

公开(公告)日：2025-03-06

申请号：US18802639

申请日：2024-08-13

Applicant: Illinois Tool Works Inc.

Inventor： Darrell A. Wiatrowski ,  Steve A. Pappas

IPC: E04C5/16

Abstract: A tie bar assembly including a tie bar sleeve, a tie bar insert insertable to the tie bar sleeve, and a tie bar insertable to the tie bar insert. During construction, the tie bar is insertable into and secured in the tie bar insert. The tie bar and the tie bar insert are then insertable into and secured in the tie bar sleeve. This assembly is fastened to the form. After the first slab is poured the first tie bar and the tie bar sleeve are embedded in the first slab. The form is removed, and the second slab is then poured and encapsulates at least a portion of the remainder of the tie bar sleeve, tie bar insert, and tie bar.

公开(公告)号：US20250067005A1

公开(公告)日：2025-02-27

申请号：US18801066

申请日：2024-08-12

Applicant: Illinois Tool Works Inc.

Inventor： Darrell A. Wiatrowski ,  Steve A. Pappas

IPC: E01C11/08 ,  E01C11/14

Abstract: A tie-bar assembly including a tie-bar pocket, a first tie-bar attachable to the tie-bar pocket, and a second tie-bar attachable to the tie-bar pocket in a manner such that the second tie-bar is coupled to the first tie-bar. During construction, the first tie-bar is attached to the tie-bar pocket. This assembly is fastened to the form. After the first slab is poured the first tie-bar and the tie-bar pocket are embedded in the first slab. The form is removed, and the interior of the tie-bar pocket and a bent portion of the first tie-bar are exposed. The bent portion of the second tie-bar is then inserted into the tie-bar pocket and engages with the first tie-bar. The second slab is then poured and encapsulates the second tie-bar.

公开(公告)号：USD1050873S1

公开(公告)日：2024-11-12

申请号：US29855295

申请日：2022-09-30

Applicant: Illinois Tool Works Inc.

Designer： Darrell A. Wiatrowski