Wall Framing Bracket Access Opening for Header Installation
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Solution Overview
Problem
Prefabricated door frames often inhibit access to the underside of headers during assembly, complicating the securing process of headers to studs in wall framing.
Innovation Solution
A wall framing bracket with a back-plate secured to the stud and opposed sides that allow access through an opening to secure fasteners into the header, featuring apertures for attachment to both the stud and header, facilitating easier installation even when access is limited.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If a prefabricated door frame is installed in the opening, then the door frame provides structural support and ease of installation, but it inhibits access to the underside of the header which complicates securing the header to the studs
Solution Approach 1:
The bracket is divided into two functional parts: a back-plate for securing to the stud and side elements for securing to the header. This segmentation allows the bracket to be installed in two stages - first the back-plate on the accessible stud surface, then the side elements can be positioned and secured through the opening in the door frame area to attach to the header underside.
Solution Approach 2:
The bracket acts as an intermediary component that bridges the gap between the stud (accessible area) and the header underside (inaccessible area). It transfers the structural connection requirement from the inaccessible region where direct fastening would be needed to the accessible back-plate area, allowing indirect but effective structural connection.
2Strength
If traditional header brackets are used that require access to the underside of the header, then secure attachment can be achieved, but installation becomes difficult when prefabricated door frames block access
Solution Approach 1:
The bracket's segmented design separates the fastening functions: the back-plate provides attachment to the stud with accessible fastening holes, while the side elements extend through the opening to provide attachment points on the header. This allows strong attachment to be achieved without requiring direct access to the entire header underside.
Solution Approach 2:
The bracket utilizes the third dimension by extending side elements perpendicular to the back-plate, allowing fasteners to be inserted through the opening in the door frame area and secured to the header from a different spatial approach, bypassing the access limitation imposed by the door frame.
Data Source
AI summary
Wall framing bracket (10) for securing a header (12) to a stud (14). The bracket (10) includes aback-plate (16) configured to be secured to the stud (14), and opposed sides (18, 20) extending from the back-plate (16). The sides (18, 20) are spaced apart to allow arranging against, and fixing to, opposed surfaces (22, 24) of the header (12). One of the sides (18) defines an opening (26) to allow access to the other side (20) to secure one or more fasteners (28) therethrough and into the header (12). Wall framing assembly (100) including the bracket (10) is also disclosed.