Tripod Seat Attachment Mechanism With Wedge-Assisted Quick Release

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Solution Overview

Problem

Existing tripod seat attachment mechanisms require excessive force and complex operations to securely attach and detach tripod seat units, leading to cumbersome handling.

Innovation Solution

A mechanism featuring a first and second tripod seat unit with a fixing member and attachment part, where the fixing member, such as a screw, is used to bring the attachment part into pressure contact with a second fixing member, allowing for quick attachment and detachment by simple tightening or loosening, and incorporating a falling-off prevention mechanism using an engagement projection and groove for secure attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the fixing screw is tightened to reduce the width of the slit and fix the tripod seat units, then the first tripod seat unit and the second tripod seat unit are securely fixed to each other, but it requires excessive force and complex operations to overcome the restoring force from elastic deformation

Engineering Contradiction:
Improvefixing reliabilityVSAvoidoperation simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

A wedge-shaped member is introduced as an intermediary between the fixing screw and the tripod seat units. When the fixing screw is tightened, it pushes the wedge-shaped member, which then applies force to reduce the gap between the fitting parts. This intermediary mechanism amplifies the fixing force and eliminates the need to directly overcome the elastic restoring force, making the operation simple while ensuring reliable fixation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Strength

If the fixing screw is tightened with excessive force to secure the attachment, then the tripod seat units are firmly fixed, but the attachment and detachment operations become cumbersome and time-consuming

Engineering Contradiction:
Improveattachment strengthVSAvoidattachment time
Core Design Contradiction:
StrengthVSLoss of time

Solution Approach 1:

The wedge-shaped member acts as a force amplifier that converts the rotational motion of the fixing screw into linear motion with amplified force. This allows the user to achieve strong attachment with minimal screwing effort, significantly reducing the time and effort required for attachment and detachment operations while maintaining firm fixation.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If a slit structure is used to allow width adjustment for fixing, then the tripod seat units can be detached and reattached, but the slit requires complex screwing operations to narrow the gap and achieve secure fixation

Engineering Contradiction:
ImprovedetachabilityVSAvoidfixing mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The wedge-shaped member simplifies the fixing mechanism by converting the complex multi-step process of narrowing the slit gap into a single screwing action. The wedge automatically translates the screw's linear motion into the gap-closing action, making the detachable fixing mechanism simpler to operate while maintaining adaptability for attachment and detachment.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 quick and secure attachment and detachment of tripod seat units with reduced operational burden, preventing accidental disengagement and allowing for easy handling while maintaining stability.

Implementation Method 1

by screwing the first fixing member to the second fixing member, the attachment part is brought to be in pressure contact with the second fixing member

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Implementation Method 2

the second tripod seat unit is elastically deformed. Therefore, in order to fix the first tripod seat unit and the second tripod seat unit with respect to each other, it is necessary to narrow the gap between the respective fitting parts

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS10908385B2Mechanism for attaching and detaching tripod seat
Publication Date: 2021.02.02 RICOH IMAGING COMPANY
  • US10908385B2 patent drawing
  • US10908385B2 patent drawing
  • US10908385B2 patent drawing

AI summary

A mechanism for attaching and detaching a tripod seat, comprising: a first tripod seat unit; and a second tripod seat unit to which the first tripod seta unit is detachably attached, wherein: one of the first tripod seat unit and the second tripod seat unit has a first fixing member and a second fixing member formed to be screwed together; the other of the first tripod seat unit and the second tripod seat unit has an attachment part brought to be in pressure contact with the second fixing member by screwing the first fixing member to the second fixing member; and by bringing the attachment part to be in pressure contact with the second fixing member, the first tripod seat unit is fixed to the second tripod seat unit.