PEX Expanding Tool With Rotatable Jaws And Vertical Handle
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Solution Overview
Problem
Existing pipe expansion tools are limited in the number of orientations they can be used in and are often too bulky to operate in compact spaces, making them inefficient for various installation and repair tasks involving polymer tubing like PEX pipes.
Innovation Solution
A pipe expansion tool with a unique handle arrangement that allows operation in multiple orientations and compact spaces, featuring a working end with rotatable jaws and a trigger activated along the vertical axis, along with a kickstand for stability and ease of use in different positions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If existing pipe expansion tools are designed with conventional handle arrangements, then the tool structure is simple, but the tool can only be operated in limited orientations and is too bulky for compact spaces
Solution Approach 1:
The jaws are made rotatable about the longitudinal axis of the tool, allowing dynamic adjustment of the working end orientation. This rotational capability enables the tool to adapt to multiple pipe orientations (vertical, horizontal, angled) without changing the basic tool structure, thus improving versatility while maintaining structural simplicity.
Solution Approach 2:
The handle is repositioned from a conventional side-mounted arrangement to a longitudinal arrangement along the vertical axis of the tool. This dimensional reconfiguration allows the tool to be operated in various orientations (overhead, underneath, sideways) by simply rotating the tool body, effectively adding orientational flexibility without increasing structural complexity.
2Ease of operation
If existing pipe expansion tools are designed with conventional configurations, then manufacturing is straightforward, but the tools are too large to operate in compact spaces
Solution Approach 1:
The rotatable jaws mechanism allows the working end to be oriented in different directions without increasing the overall tool volume. The jaws rotate about the longitudinal axis, enabling the tool to access pipes in tight spaces from various angles while maintaining a compact tool footprint.
Solution Approach 2:
The repositioned handle arrangement along the vertical axis enables the tool to perform multiple operational orientations (overhead, underneath, horizontal, angled) with the same tool configuration. This multi-functional capability allows a single compact tool design to replace multiple specialized tools, improving ease of operation in diverse compact space scenarios.
3Adaptability or versatility
If technicians use conventional expanding tools in various pipe orientations, then all pipe locations can be accessed, but the technician experiences excessive bending and discomfort
Solution Approach 1:
The handle is repositioned to the longitudinal position along the vertical axis, changing the operational dimension from side-grip to end-grip configuration. This allows the technician to align the tool longitudinally with the pipe in overhead, underneath, or horizontal positions, maintaining a natural gripping posture and reducing wrist bending and body discomfort regardless of pipe orientation.
Solution Approach 2:
The rotatable jaws about the longitudinal axis provide dynamic orientation adjustment at the working end. This allows the technician to maintain a comfortable longitudinal grip on the handle while the jaws automatically or manually rotate to match the pipe orientation, decoupling the technician's posture from the pipe's orientation and reducing physical strain.
Data Source
AI summary
A tool operable to expand an end of a pipe is disclosed. The tool has a longitudinal axis and a vertical axis. The tool includes a working end disposed at a distal end along the longitudinal axis. This working end includes a plurality of jaws movable between a closed position and an expanded position and rotatable about the longitudinal axis of the tool. Further, the tool includes a main body connected to the working end. This main body includes a handle disposed at a proximal end along the vertical axis of the tool, wherein the handle is configured to be gripped in an orientation that is substantially parallel to the longitudinal axis of the tool. Further, the tool includes a trigger disposed on the handle, and the trigger is configured to be activated by trigger movement along the vertical axis of the tool.