Center Point Drill Attachment for Direct-Force Drilling

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Solution Overview

Problem

Cordless drills currently fail to provide a configuration that allows users to apply maximum pressure or force while drilling or attaching screws, leading to increased time and effort expenditure and user fatigue.

Innovation Solution

A center point drill and attachment system featuring a vertical elongated housing with a series of gears and a quick release chuck positioned in front of the user's hand, enabling direct alignment and maximum force application, along with an adjustable mechanism for compatibility with various drills.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Force

If a conventional pistol grip drill configuration is used, then the drill is easy to hold and operate, but the user cannot apply maximum pressure or force during drilling

Engineering Contradiction:
Improveuser applied forceVSAvoiddrill configuration
Core Design Contradiction:
ForceVSEase of operation

Solution Approach 1:

The patent repositions the chuck from the traditional horizontal orientation to a vertical orientation, changing the spatial dimension of force application. This allows the user's hand to be positioned directly above the chuck, enabling maximum downward force to be applied along the drill's longitudinal axis, thereby resolving the contradiction between force application capability and operational ease

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Force

If the chuck is positioned away from the user's hand, then the drill maintains a compact design, but the user cannot apply maximum pressure during use

Engineering Contradiction:
Improvepressure applicationVSAvoiddrill configuration
Core Design Contradiction:
ForceVSShape

Solution Approach 1:

The chuck is repositioned from a lateral or distant position to being directly aligned with the user's hand in the vertical dimension. This spatial reconfiguration allows the user to apply maximum pressure directly through their hand onto the chuck, while the overall drill shape is maintained through the vertical elongated housing design that accommodates this new configuration

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Force

If a vertical elongated housing with gear system is used to position the chuck in front of the user's hand, then maximum force can be applied, but the device complexity increases

Engineering Contradiction:
Improveuser applied forceVSAvoidgear system and housing structure
Core Design Contradiction:
ForceVSDevice complexity

Solution Approach 1:

The patent introduces a gear system as an intermediary mechanism between the motor and the chuck. This gear train (including idler gears) serves as a mediator that transmits and redirects the rotational force from the motor to achieve the vertical orientation of the chuck, enabling maximum force application while managing the complexity through standardized mechanical components

Inventive Principle:
Principle #24Intermediary (Mediator)

4Productivity

If the drill configuration is changed to enable maximum force application, then user fatigue is reduced, but the adaptability to different drill types may be affected

Engineering Contradiction:
Improvejob completion speedVSAvoidcompatibility with various drills
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The patent designs the vertical elongated housing with a standardized attachment interface that can accommodate different drill types and configurations. The gear system and chuck positioning mechanism are configured to work with various motor orientations, making the invention universally applicable to different drill platforms while maintaining the force application advantage, thereby achieving both productivity improvement and adaptability

Inventive Principle:
Principle #6Universality (Multi-functionality)

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

Enables users to apply maximum pressure or force, reducing time and effort spent on tasks and minimizing user fatigue by allowing efficient alignment and balanced weight distribution.

Implementation Method 1

A series of gears contained within the housing

Methodology Applied
Scientific EffectMechanical Advantage: Mechanical Advantage

Implementation Method 2

a series of gears contained within the housing

Methodology Applied
Scientific EffectGear transmission: Gear

Implementation Method 3

The attachment device may include one or more spring clips that can be used to attach a bottom of the attachment device to a bottom of a drill or drilling tool

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS11364583B2Center point drill and center point drill attachment
Publication Date: 2022.06.21 HILL MICHAEL PAUL
  • US11364583B2 patent drawing
  • US11364583B2 patent drawing
  • US11364583B2 patent drawing

AI summary

A newly configured centerpoint drill and a drill attachment device that can be attached to a conventional cordless drill include configurations that require a user's hand to be in direct alignment with the keyless chuck of the drill to enable a user or operator to apply maximum pressure or force during use of a drill to reduce time and effort spent by a user/operator.