Drill Bit Shock Absorber for Drill-Chuck Strike Protection

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Solution Overview

Problem

Drilling equipment often causes damage to the medium due to drill-chuck strikes during drilling operations.

Innovation Solution

A shock-absorbing article is mounted on a drill bit, comprising a mass of shock-absorbing material with a void and a washer, designed to mitigate impact forces by using elastomers and washers to distribute and dissipate kinetic energy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If drilling equipment is used to drill into a medium, then drilling operation is performed, but the drill chuck may strike the medium causing damage

Engineering Contradiction:
Improvedrilling operationVSAvoiddrill-chuck strike damage
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

A shock-absorbing article is mounted on the drill bit before drilling operations begin. This article includes a mass of shock-absorbing material positioned to cushion the drill bit, preventing the drill chuck from striking and damaging the medium during drilling operations.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Solution Approach 2:

The shock-absorbing article acts as an intermediary element between the drill bit and the medium. It absorbs and dissipates impact forces generated during drilling, mediating the interaction between the drilling equipment and the medium to prevent harmful strikes.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If a shock-absorbing article is mounted on a drill bit, then impact forces are reduced, but the device complexity increases

Engineering Contradiction:
Improveimpact force transmissionVSAvoiddrill bit assembly
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The shock-absorbing article is designed as a simple, inexpensive component that can be easily attached to and removed from the drill bit. This disposable-like approach allows for easy replacement without complex assembly procedures, minimizing the increase in device complexity.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The shock-absorbing material is contained within a simple housing or mounting structure that allows the article to be compact and easy to attach. The flexible nature of the shock-absorbing material enables effective impact absorption without requiring complex structural designs.

Inventive Principle:
Principle #30Flexible shells and thin films

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 shock-absorbing article effectively reduces the transmission of harmful forces to the medium, protecting it from drill-chuck strikes by absorbing and dissipating impact energy.

Implementation Method 1

A shock-absorbing article is disclosed. The article may be mounted on a drill bit and may have a mass of shock-absorbing material with a void extending through the mass

Methodology Applied
Scientific EffectShock absorption: Damping

Implementation Method 2

The shock-absorbing material may be an elastomer

Methodology Applied
Scientific EffectElastomer deformation: Elasticity

Data Source

PatentUS20260054315A1Shock absorber mounted on a drill bit
Publication Date: 2026.02.26 GLIKSMAN JOSEPH ERIK
  • US20260054315A1 patent drawing
  • US20260054315A1 patent drawing
  • US20260054315A1 patent drawing

AI summary

A shock-absorbing article may be mounted on a drill bit by sliding the drill bit through one or more holes in the article. The article may have a mass of shock-absorbing material with a void extending through the mass. The void may be substantially the same diameter as, or a greater diameter than, the drill bit. The mass may be substantially a circular cylinder and have a center-of-mass that is within the void of the disk. The mass may comprise indicia that indicates the size of a compatible drill bit. The shock-absorbing material may be an elastomer. The article may further comprise a washer having a washer hole, and the washer hole may be substantially a circular cylinder.