Compact Lap Bar Locking Assembly for Log Flume Boats

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Solution Overview

Problem

Log flume boats lack suitable guest positioning devices due to space constraints, and existing devices are heavy, complex, and not accommodating for a wide range of guest sizes.

Innovation Solution

A compact and lightweight lap bar locking assembly using a rotatable actuator hub, telegraph rod, operator arm, and toggle latching assembly that can remotely actuate lap bars to prevent movement in specific directions, allowing for comfortable guest positioning in log flume boats.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If known guest positioning devices are installed in log flume boats, then guest positioning reliability is improved, but device weight and space requirements increase substantially

Engineering Contradiction:
Improveguest positioning reliabilityVSAvoiddevice weight
Core Design Contradiction:
ReliabilityVSWeight of moving object

Solution Approach 1:

The guest positioning system is divided into modular components: individual lap bars for each guest, separate locking assemblies, and distributed actuators. Each component is independently sized and weighted, allowing the system to achieve reliable guest positioning without requiring a single heavy monolithic structure. The segmentation enables the use of lighter materials and reduces overall system weight while maintaining positioning reliability across multiple guests.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The positioning device incorporates movable and adjustable elements including telescopic lap bars that can extend or retract, and locking assemblies that transition between locked and unlocked states. This dynamic design allows the system to adapt to different guest sizes and positions, providing reliable positioning without requiring excessive structural weight to accommodate all possible configurations.

Inventive Principle:
Principle #15Dynamics

2Reliability

If known guest positioning devices are installed in log flume boats, then guest positioning reliability is improved, but device complexity increases

Engineering Contradiction:
Improveguest positioning reliabilityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The locking function is extracted as a separate, specialized component from the overall positioning system. Each locking assembly is an independent unit that can be easily installed and maintained, reducing the complexity of the entire system. This modular extraction allows for simpler individual components rather than one complex integrated system, while maintaining reliable positioning through coordinated operation of multiple simple units.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The locking assemblies incorporate self-latching mechanisms that automatically engage and disengage without requiring complex control systems. The actuators are designed to automatically return to neutral positions and the locking mechanisms self-regulate, reducing the need for complex external control and monitoring systems while maintaining reliable guest positioning.

Inventive Principle:
Principle #25Self-service

3Manufacturing precision

If discreet locking positions are provided for lap bars, then positioning precision is improved, but adaptability to different guest sizes deteriorates

Engineering Contradiction:
Improvelocking position precisionVSAvoidadaptability to guest sizes
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The lap bars are designed as telescopic or adjustable-length components that can dynamically change their effective length or position. Combined with locking assemblies that can engage at multiple positions along the bar's range of motion, this provides precise positioning for each guest while maintaining adaptability to different body sizes. The system transitions from fixed discrete positions to continuously adjustable positions with selective locking points.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The locking assembly is designed as a universal component that can accommodate lap bars of varying lengths and positions. The same basic locking mechanism serves multiple functions: securing different guest sizes, maintaining precise positioning when engaged, and allowing full range of motion when disengaged. This multi-functionality eliminates the need for multiple specialized locking mechanisms for different guest types.

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

Data Source

PatentUS7506602B2Guest positioning assembly
Publication Date: 2009.03.24 UNIVERSAL CITY STUDIOS LLC
  • US7506602B2 patent drawing
  • US7506602B2 patent drawing
  • US7506602B2 patent drawing

AI summary

At least one actuator for actuating a guest lap bar locking assembly for releasably positioning a lap bar includes a rotatable actuator hub, a telegraph rod interconnected with the rotatable actuator hub, an operator arm also extending from the actuator hub and a toggle latching assembly interconnected with the actuator hub. The toggle latching assembly provides for rotation of the telegraph rod to actuate the lap bar locking assembly to prevent movement of the lap bar in at least one particular direction.