Quick-Connect Tripod Handle With Pivoting Thread Lock

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Solution Overview

Problem

Current camera equipment requires time-consuming installation and disassembly processes due to the need for long thread engagement and reverse rotation when using threaded connection handles for tripod heads.

Innovation Solution

A quick-connect handle with a movably positioned locking member and adjustment assembly that allows for rapid attachment and detachment of tripod heads by pivoting the locking member to engage or disengage with the head screw, eliminating the need for prolonged rotation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a threaded connection handle is used for mounting the tripod head, then the connection is secure and reliable, but the installation and disassembly processes become time-consuming due to long thread engagement and reverse rotation requirements

Engineering Contradiction:
Improveconnection reliabilityVSAvoidinstallation and disassembly time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The connection handle is divided into distinct functional components: a mounting body for secure attachment and a separate quick-release mechanism. This segmentation allows the mounting function to remain reliable while the release function becomes rapid, resolving the contradiction between connection reliability and quick disassembly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The quick-release mechanism introduces dynamic movement to an otherwise static threaded connection. By incorporating a movable release component that can quickly alter the connection state, the system maintains secure mounting during use while enabling rapid disassembly without prolonged rotation.

Inventive Principle:
Principle #15Dynamics

2Strength

If a long thread engagement length is used to ensure proper locking of the tripod head, then the connection strength is improved, but the rotation range required for installation and disassembly increases

Engineering Contradiction:
Improveconnection strengthVSAvoidrotation range
Core Design Contradiction:
StrengthVSLength of moving object

Solution Approach 1:

The connection system is segmented into a mounting portion that provides strength through threaded engagement and a release portion that enables quick disconnection. This allows sufficient thread engagement for strength while the release mechanism minimizes the additional rotation range needed for disassembly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A quick-release mechanism acts as an intermediary between the threaded connection and the user's disassembly action. This intermediary component translates a small rotational input into rapid disconnection, eliminating the need for the user to manually rotate through the full thread engagement length.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Stability of the object's composition

If the connection handle is designed with threaded holes for secure mounting, then the structural integrity is maintained, but the operation complexity increases due to the need for precise threading and reverse rotation

Engineering Contradiction:
Improvestructural integrityVSAvoidoperation simplicity
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The connection handle combines a stable threaded mounting structure with a separate operational release mechanism. This segmentation preserves structural integrity through the threaded design while simplifying operation through the intuitive quick-release action that requires minimal user effort and precision.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The quick-release mechanism is designed to automatically engage and disengage with minimal user input. Once the mounting screw is inserted, the release mechanism self-locks to maintain structural integrity, and can be easily activated for release without requiring the user to perform complex threading or rotation operations.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250389368A1Quick-connect handle
Publication Date: 2025.12.25 TILTA INC
  • US20250389368A1 patent drawing
  • US20250389368A1 patent drawing
  • US20250389368A1 patent drawing

AI summary

A quick-connect handle for rapidly connecting a tripod head includes an installation housing, a locking member, and an adjustment assembly. The installation housing has an installation hole for receiving a head screw and an adjustment cavity inside that communicates with the installation hole. The locking member is rotatably installed within the adjustment cavity and has a through-hole that communicates with the installation hole and receives the head screw. The through-hole further includes a locking hole with locking threads on its inner wall, which are configured to engage with the head screw. The adjustment assembly rotates the locking member such that the locking threads can move toward or away from the head screw. The locking member is adjusted and rotated by the adjustment assembly, enabling the installation hole to communicate or align with either the locking hole or the through-hole.