Fish Grip Touch Control Locking Mechanism

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Solution Overview

Problem

Conventional fish grips require continuous manual control, leading to user fatigue and discomfort, and often necessitate direct contact with the fish, which may be undesirable.

Innovation Solution

A fish grip with a touch control locking mechanism that includes a base with left and right grippers, a trigger, and elastic members to automatically open and close the grippers, allowing remote operation and reducing user fatigue.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If continuous manual control is used to maintain the open position of grippers, then the gripper can be kept open, but user fatigue and hand pain increase

Engineering Contradiction:
Improveease of operationVSAvoiduser fatigue and hand pain
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The fish grip device uses a locking member that automatically locks the trigger in the pulled position, allowing the gripper to remain open without continuous manual control. The elastic member provides the holding force, making the system self-sustaining and eliminating the need for continuous user input, thus resolving the contradiction between ease of operation and user fatigue.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The locking member is designed to lock the trigger in the pulled position before the user needs to maintain continuous pressure. By preliminarily establishing the locked state, the system prepares the gripper for sustained open position without requiring ongoing manual effort, thereby reducing user fatigue while maintaining operational capability.

Inventive Principle:
Principle #10Preliminary action

2Object-affected harmful factors

If a locking mechanism is added to maintain gripper position, then user fatigue is reduced, but device complexity increases

Engineering Contradiction:
Improveuser fatigueVSAvoiddevice complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The locking member is integrated with the trigger assembly, sharing common components and spatial arrangement. The locking member works in conjunction with the elastic member and trigger mechanism that already exist in the fish grip, merging multiple functions into a unified structure. This integration minimizes the increase in device complexity while achieving the fatigue-reduction benefit.

Inventive Principle:
Principle #5Merging (Combining)

3Stability of the object's composition

If the trigger is pulled continuously to keep grippers open, then the gripper remains open, but operation convenience decreases

Engineering Contradiction:
Improvegripper open position stabilityVSAvoidoperation convenience
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The locking member automatically maintains the trigger in the pulled position, making the system self-sustaining. Once the trigger is pulled and locked, the elastic member provides continuous holding force without user intervention, ensuring stable gripper open position while dramatically improving operation convenience by eliminating continuous manual control requirements.

Inventive Principle:
Principle #25Self-service

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The mechanism enables remote fish gripping without continuous manual trigger pulling, significantly reducing user fatigue and allowing for contactless operation.

Implementation Method 1

a first elastic member is provided between the trigger and the base to drive the left gripper and the right gripper to approach each other automatically toward a closed position

Methodology Applied
Scientific EffectElastic force: Elasticity

Implementation Method 2

a second elastic member is connected between the locking member and the base, and the second elastic member is configured to keep the locking member in a position of locking the position of the trigger

Methodology Applied
Scientific EffectElastic force: Elasticity

Data Source

PatentUS11484021B2Fish grip having touch control locking mechanism
Publication Date: 2022.11.01 YANGZHOU YUANSHENG MACHINERY CO LTD
  • US11484021B2 patent drawing
  • US11484021B2 patent drawing
  • US11484021B2 patent drawing

AI summary

A fish grip having a touch control locking mechanism includes a base. A front end of the base is provided with a left gripper and a right gripper that cooperate with each other. A locking member is movable relative to the base for locking a trigger when the left gripper and the right gripper are in an open position. A triggering member is also connected to the base for automatically triggering the locking member when the left gripper or the right gripper extends into the mouth of a fish thus driving the left gripper and the right gripper to a closed position. During use, the trigger is pulled or pushed to open the left gripper and the right gripper, and the trigger may be locked by the locking member to maintain the open position of the left and right gripper.