Ball Head Leveling Base Locking and Picatinny Rail Clamping

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Solution Overview

Problem

Traditional locking devices on leveling bases for tripods are cumbersome and difficult to use, making it hard to easily lock and unlock the ball member, and traditional adjustable clamping devices for Picatinny rails do not securely prevent firearms from sliding within the clamp.

Innovation Solution

A leveling base with multidirectional adjustment and an adjustable clamping device that includes a rotatable component, a hollow elongated member, an inner rod, and a rotatable arm to enable precise adjustment and locking of the leveling base, and a mounting structure with a spring-loaded mechanism and a cam-activated lever to securely clamp equipment to a Picatinny rail.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional locking devices are used on leveling bases, then the ball member can be secured in place, but the locking and unlocking operation becomes cumbersome and difficult to use

Engineering Contradiction:
Improveball member securingVSAvoidlocking and unlocking operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent inverts the traditional locking mechanism by making the locking device movable and the ball member fixed. The locking device can be easily moved to different positions (locked, unlocked, intermediate) while the ball member remains stationary in the housing, reversing the conventional approach and enabling easier operation

Inventive Principle:
Principle #13The other way round (Inversion)

Solution Approach 2:

The locking device is designed to be movable along the arcuate path rather than fixed, allowing dynamic adjustment between locked, unlocked, and intermediate positions. This dynamic capability enables the user to easily transition between states while maintaining reliable securing when locked

Inventive Principle:
Principle #15Dynamics

2Ease of manufacture

If traditional adjustable clamping devices are used for Picatinny rails, then the device can be mounted, but the firearm is not securely prevented from sliding within the clamp

Engineering Contradiction:
Improvemounting simplicityVSAvoidfirearm sliding prevention
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The clamping device uses a spherical ball member that fits into a corresponding spherical recess in the Picatinny rail. This curved, spherical interface provides superior contact and friction compared to flat surfaces, preventing the firearm from sliding while maintaining ease of mounting through the ball-and-socket style connection

Inventive Principle:
Principle #14Spheroidality (Curvature)

Solution Approach 2:

The spring-loaded mechanism applies preliminary clamping force to the firearm before the user even engages the locking lever. This pre-loading ensures that the firearm is held securely in position from the moment of engagement, preventing any sliding movement

Inventive Principle:
Principle #10Preliminary action

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 solution provides a more intuitive and efficient way to adjust and lock the leveling base, preventing unwanted movement, and securely clamps firearms to the Picatinny rail, preventing sliding issues.

Implementation Method 1

at least one spring positioned between the first wall and the second wall, wherein the at least one spring is configured to bias the second wall away from the first wall

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

a lever coupled to the second end of the elongated rod, wherein the lever includes a cam portion that rotates about a pivot axis to contact the second wall as the lever is moved between an unlocked position and a locked position

Methodology Applied
Scientific EffectCam mechanism: Cam

Data Source

PatentUS12297953B2Adjustable clamping device and leveling base with multidirectional adjustment
Publication Date: 2025.05.13 FATBOY TRIPODS LLC
  • US12297953B2 patent drawing
  • US12297953B2 patent drawing
  • US12297953B2 patent drawing

AI summary

The present disclosure relates to a ball head based leveling base for use with an adjustable clamping device that works in conjunction with commonly available accessory rails for photographic equipment and/or firearms.