Railroad Crossing Gate Height Adjustment Assembly

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Solution Overview

Problem

The existing methods for adjusting the height of railroad crossing gates are labor-intensive and costly, requiring the replacement and reconnection of wiring conduits during road approach repairs, which disrupts train traffic and involves multiple workers and equipment.

Innovation Solution

A height adjustment assembly that includes an elongated smooth pipe with a sliding coupling, allowing for adjustable length without rewiring, enabling precise and efficient height adjustments of the crossing gate without replacing the original wiring conduit.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If the traditional method of replacing wiring conduit is used to adjust gate height, then the gate height can be reestablished, but the process becomes labor-intensive and time-consuming

Engineering Contradiction:
Improvegate height reestablishmentVSAvoidadjustment speed
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The wiring conduit system is segmented into a fixed portion and an adjustable portion. The adjustable section can be independently extended or repositioned without replacing the entire conduit, allowing height adjustment while maintaining electrical connectivity. This segmentation enables partial modifications rather than complete replacement.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The wiring conduit is designed with dynamic adjustability, allowing it to be extended, repositioned, or reconfigured as the gate height changes. This dynamic capability replaces static fixed-length conduits with flexible, adaptable wiring solutions that can accommodate varying gate positions without requiring complete replacement.

Inventive Principle:
Principle #15Dynamics

2Manufacturing precision

If the gate height is adjusted by replacing wiring conduit, then the correct height is achieved, but multiple workers and equipment are required

Engineering Contradiction:
Improvegate height accuracyVSAvoidadjustment procedure
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The adjustable wiring conduit system serves multiple functions: it maintains electrical connectivity, accommodates height adjustments, and provides a standardized interface for gate mechanism repositioning. This multi-functional design simplifies the overall adjustment procedure by integrating several requirements into a single adaptable component.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

An intermediary adjustable conduit section acts as a mediator between the fixed conduit portion and the gate mechanism. This intermediate element absorbs the complexity of height adjustment, allowing the main conduit system to remain simple while enabling precise gate repositioning through the flexible intermediate section.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Manufacturing precision

If the traditional adjustment method is used, then the gate can be repositioned, but train traffic is disrupted for extended periods

Engineering Contradiction:
Improvegate height reestablishmentVSAvoidtraffic disruption duration
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The adjustable wiring conduit system is pre-configured with extension capabilities and connection interfaces that allow rapid deployment. By preparing the adjustable conduit sections in advance with appropriate lengths and connection points, the actual height adjustment process is expedited, minimizing the time the crossing gate must be taken out of service.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The complex mechanical process of digging, removing old conduits, and installing new ones is replaced with a simpler system of adjustable, extendable conduit sections that can be quickly connected and repositioned. This substitution of the mechanical installation process with a more flexible, tool-friendly system dramatically reduces adjustment time.

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

4Manufacturing precision

If wiring conduit is replaced during height adjustment, then the gate mechanism can be repositioned, but labor costs increase

Engineering Contradiction:
Improvegate height adjustmentVSAvoidadjustment simplicity
Core Design Contradiction:
Manufacturing precisionVSEase of manufacture

Solution Approach 1:

The adjustable wiring conduit system is designed to be self-accommodating to height changes. The conduit automatically adjusts its configuration through extension or repositioning of sections, reducing the need for complex manual installation procedures and specialized labor. This self-adjusting capability simplifies the overall adjustment process.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The wiring conduit system allows changes in physical parameters such as length, position, and configuration without requiring replacement of the entire conduit. By enabling parameter adjustments (length extension, position shift) of the conduit itself, the system maintains ease of manufacture while accommodating gate height variations.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS8480038B1Railroad crossing gate height adjustment assembly and method
Publication Date: 2013.07.09 SIGNAL INNOVATIONS
  • US8480038B1 patent drawing
  • US8480038B1 patent drawing
  • US8480038B1 patent drawing

AI summary

A railroad crossing gate height adjustment assembly and method for establishing or reestablishing a height of the crossing gate of a railroad crossing gate apparatus. The assembly includes an elongated smooth pipe having a smooth exterior surface and a sliding coupling slidably engageable at a lower end along a length of the smooth pipe. A larger, upper end of the sliding coupling is threadably engageable with a coupling previously secured at a lower end of a wiring conduit of the gate apparatus whereby the length of the wiring conduit is adjustably increased by an exposed length of the smooth pipe. A lower end of the smooth pipe has an external thread which is threadably engageable into a threaded hole formed into a top surface of a gate base of the gate apparatus for supportively receiving a lower end of the smooth pipe.