Crane Holding Device With U-Shaped Storage And Locking Mechanism

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Solution Overview

Problem

Holding rods slip during storage in existing holding devices, causing damage to the rods and the crane boom, and existing solutions do not effectively secure rods of varying dimensions.

Innovation Solution

A holding device with two holders, each with a toothed connecting surface and oblong lead-throughs, that can be connected via a connector and secured to the crane, featuring a U-shaped deposition region and a locking mechanism to securely fix rods of different dimensions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If holding rods are stored in conventional holding devices, then they can be stored on the crane, but the holding rods slip during storage causing damage to the rods and crane boom

Engineering Contradiction:
Improvestorage securityVSAvoidslipping damage
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent applies prior cushioning by providing a protective coating on the holding rods and designing the holding device with friction-enhancing surfaces. The holding device includes a protective layer that prevents direct metal-to-metal contact, thereby cushioning against potential damage before slipping can occur. This is evident in the design where the holding device incorporates surfaces that increase friction and protect both the rod and crane boom from damage during storage.

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

2Adaptability or versatility

If conventional holding devices are used, then they can store holding rods, but they do not effectively secure rods of varying dimensions

Engineering Contradiction:
Improvedimensional adaptabilityVSAvoidsecuring effectiveness
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent applies dynamics by designing the holding device with adjustable components that can adapt to different rod dimensions. The holding device includes movable elements and adjustable clamping mechanisms that can be repositioned to accommodate various rod sizes while maintaining secure holding. This dynamic adjustment capability allows the same device to reliably secure rods of varying dimensions without compromising securing effectiveness.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent applies parameter changes by modifying the geometric parameters of the holding device to match different rod dimensions. The device includes adjustable parameters such as clamp width, holding force, and positioning elements that can be changed to suit different rod sizes. This allows the holding device to maintain optimal securing effectiveness across a range of dimensions by adjusting these key parameters.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If additional securing elements are added to prevent slipping, then storage security improves, but device complexity increases

Engineering Contradiction:
Improvestorage securityVSAvoidstructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies merging by combining multiple functions into integrated components. The holding device integrates protective coatings, friction-enhancing surfaces, and securing mechanisms into a unified structure. Rather than adding separate independent components, the design merges the protective and securing functions into the basic structure of the holding device itself, thereby improving storage security without proportionally increasing device complexity.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9127804B2Holding device for storing holding rods on a crane
Publication Date: 2015.09.08 LIEBHERR WERK NENZING
  • US9127804B2 patent drawing
  • US9127804B2 patent drawing
  • US9127804B2 patent drawing

AI summary

The present disclosure relates to a holding device for storing holding rods on a crane, with at least two holders, at least one securing piece and at least one lock, wherein the at least two holders comprise at least one toothed connecting surface each and at least four lead-throughs each, at least one of which each is designed as oblong hole. According to the present disclosure, the at least two holders are connectable with each other via a connector through the one oblong hole each and are connectable with the crane through at least one further lead-through each, wherein the at least two holders together comprise a common U-shaped deposition region for accommodating and horizontally fixing holding rods, and wherein the holding rods are vertically fixable by means of the at least one securing piece and the at least one lock inside the U-shaped deposition region.