Modular Loading Dock with Hydraulic Ramp and Leveler

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Solution Overview

Problem

Existing loading docks lack modularity, integration of conventional levelers, and a hydraulically adjustable long ramp section with a dock leveler, which limits their adaptability and safety for various vehicle sizes and foot traffic.

Innovation Solution

A modular loading dock design featuring a hydraulically adjustable thirteen-foot long ramp section with an integrated dock leveler, a portable plate for smaller vehicles, and a modular frame that can be easily assembled, disassembled, and secured to a building, allowing for adjustable height control via pushbutton operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a loading dock uses conventional fixed design without modular components, then structural stability is maintained, but adaptability to different vehicle sizes and configurations is reduced

Engineering Contradiction:
Improveadaptability to different vehicle sizesVSAvoidmodular frame structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The loading dock is divided into modular components including a removable base, segmented frame sections (front wall, sidewalls, top wall), and separate functional elements (dock leveler, ramp section). This segmentation allows the structure to be configured for different vehicle types while maintaining overall stability through standardized connection points and modular assembly.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If a loading dock includes a hydraulically adjustable long ramp section with integrated dock leveler, then versatility for different vehicle sizes is improved, but device complexity increases

Engineering Contradiction:
Improveaccommodation of various vehicle typesVSAvoidintegrated ramp and leveler system
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The dock leveler and ramp section are merged into a single integrated assembly where the leveler is positioned at the upper end of the ramp section. This combination allows both functions (leveling and ramping) to be achieved through one hydraulic system, reducing the number of separate components while maintaining versatility for different vehicle types.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The ramp section is designed with full hydraulic adjustability along its entire length, allowing dynamic positioning to match different vehicle heights and configurations. This dynamic adjustment capability enables the same structure to accommodate everything from small delivery vans to large semi-trailers without requiring multiple fixed ramps.

Inventive Principle:
Principle #15Dynamics

3Ease of manufacture

If a loading dock uses concrete construction for permanent installation, then structural strength is ensured, but ease of assembly and disassembly is reduced

Engineering Contradiction:
Improveassembly and disassembly capabilityVSAvoidstructural strength
Core Design Contradiction:
Ease of manufactureVSStrength

Solution Approach 1:

The permanent concrete construction is replaced with a modular metal frame system that uses mechanical connections (bolts, pins, and connection points) instead of permanent concrete anchoring. This substitution maintains structural strength through the strength of the metal components and connections while enabling easy assembly and disassembly without concrete work.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

4Adaptability or versatility

If a loading dock includes integrated dock leveler and modular components, then adaptability is improved, but manufacturing complexity increases

Engineering Contradiction:
Improvemodular configuration optionsVSAvoidmanufacturing of modular sections
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The frame is segmented into standardized sections (front wall, sidewalls, top wall) that can be manufactured independently using the same production processes. This segmentation allows each module to be manufactured efficiently in controlled environments and then assembled on-site, reducing overall manufacturing complexity while maintaining adaptability.

Inventive Principle:
Principle #1Segmentation

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 safe and efficient loading/unloading of large and small vehicles, accommodates different vehicle sizes, and ensures safe foot traffic with adjustable height settings that hold indefinitely, enhancing adaptability and safety.

Implementation Method 1

an at least thirteen foot long hydraulically-adjustable ramp section with an integrated dock leveler, the entire length of the ramp section being able to be moved between an upward and downward position

Methodology Applied
Scientific EffectHydraulic: Hydraulic Press

Implementation Method 2

a hydraulically adjustable thirteen-foot long ramp section with an integrated dock leveler, allowing for adjustable height control via pushbutton operation

Methodology Applied
Scientific EffectHydraulic: Hydraulic Press

Data Source

PatentUS11273999B1Modular loading dock with integrated leveler
Publication Date: 2022.03.15 LEUM ENG INC D B A DOCKZILLA CO
  • US11273999B1 patent drawing
  • US11273999B1 patent drawing
  • US11273999B1 patent drawing

AI summary

A modular loading dock that includes a planar ramp member with lower and upper ends. The upper end abuts a preexisting structure and the lower end has a lower edge with a lip, the lip is able to be activated between an extended/engaged position to contact a truck bed. The ramp member has an at least thirteen foot long hydraulically-adjustable ramp section with an integrated dock leveler, the entire length of the ramp section is able to be moved between an upward and downward position. The loading dock also includes a base with top and bottom surfaces, the top surface has an opening to receive a dock leveler into the opening and a dock housing consisting of a modular frame mounted onto the base in sections. The length and adjustability of the planar ramp member allows accommodation of large-sized trailers as well as smaller-in-size delivery trucks and vans.