Bowstring Release Roller Trigger Mechanism

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Solution Overview

Problem

Conventional archery releases have complex moving parts that result in delayed and jerky responses, hindering quick and smooth bowstring release, which affects shooting accuracy and performance.

Innovation Solution

A roller trigger mechanism within a bowstring release that includes a pivotally coupled trigger with a roller, a linkage member, and a hook engager portion, allowing for a smooth transition from a hold to a release position, facilitating quick and precise bowstring release.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Speed

If conventional releases use multiple moving parts and internal striking mechanisms, then the release can achieve bowstring engagement and release functions, but the response time increases and the release action becomes jerky and ratchety

Engineering Contradiction:
Improveresponse speedVSAvoidcomplexity of moving parts
Core Design Contradiction:
SpeedVSDevice complexity

Solution Approach 1:

The patent removes unnecessary internal striking mechanisms and complex moving parts from conventional releases. The design extracts only the essential components needed for hook engagement and release, eliminating parts that cause delayed response and jerky motion. This results in a streamlined mechanism with fewer moving parts that responds more quickly and smoothly to user actuation.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The release mechanism is segmented into distinct functional zones within the trigger assembly: a hook engagement zone for securing the bowstring, a neutral zone for holding the engaged state, and a release zone for disengaging the hook. This segmentation allows each zone to perform its specific function efficiently without interference from other parts, reducing overall complexity while maintaining functional effectiveness.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If conventional releases have a high number of internal parts that move and strike one another, then the release can provide engagement and release functionality, but the release action becomes rough and ratchety

Engineering Contradiction:
Improvesmoothness of release actionVSAvoidnumber of internal parts
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent merges multiple functions into a single integrated trigger assembly. The trigger body incorporates the hook engagement surface, the neutral zone positioning, and the release mechanism all in one continuous structure. This merging eliminates the need for separate internal parts that would otherwise move and strike against each other, resulting in a smooth, ratchety-free release action while reducing the total number of components.

Inventive Principle:
Principle #5Merging (Combining)

3Loss of time

If conventional releases use complex moving parts, then the release can achieve hook engagement and bowstring release, but the reaction time is delayed in response to user actuation

Engineering Contradiction:
Improvereaction timeVSAvoidcomplexity of release mechanism
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The trigger assembly is pre-configured with the hook engagement surface and neutral zone positioned ready for immediate engagement. When the user actuates the trigger, the hook is already in position to engage the bowstring without requiring additional movement or adjustment. This preliminary positioning eliminates delays that would occur with complex multi-step engagement mechanisms, enabling instant response to user input.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9857139B2Archery bowstring release
Publication Date: 2018.01.02 TOG-IP LLC
  • US9857139B2 patent drawing
  • US9857139B2 patent drawing
  • US9857139B2 patent drawing

AI summary

A bowstring release is described herein. The bowstring release has, in an embodiment, a release body and a hook for holding a bowstring. The bowstring release includes a trigger coupled to the release body, and the trigger has a roller for operation of the release.