Rotatable Projectile Feed Assembly for Toy Launcher

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Solution Overview

Problem

Toy guns designed for safe projectile launch are limited by the need for frequent reloading due to their capacity for only a small number of projectiles, which can be unsafe and inconvenient for prolonged play.

Innovation Solution

A toy launcher with a rotatable projectile feed assembly that houses multiple projectiles sequentially along its length, allowing for synchronized launch and reducing the frequency of reloading, featuring a user interface and accelerator mechanism for efficient projectile launch.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If the toy launcher houses a large quantity of projectiles in a reservoir, then the number of projectiles that can be launched between reloading increases, but the device complexity and safety risks increase due to arbitrary storage and high-speed travel of hard projectiles

Engineering Contradiction:
Improvenumber of projectilesVSAvoidprojectile storage and launch mechanism complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The reservoir is divided into multiple receiving bodies (tubes) arranged in a circular pattern, with each tube holding a specific number of projectiles (e.g., 10-20 BBs). This segmentation allows the system to store large quantities of projectiles (100-200 BBs total) while organizing them in controlled, manageable units that reduce safety risks and simplify the launch mechanism.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Projectiles are pre-loaded into receiving bodies before being fed into the launch mechanism. The rotatable feed assembly预先 positions multiple projectiles in ready-to-launch positions, eliminating the need for frequent reloading during play while maintaining safety through controlled presentation to the accelerator.

Inventive Principle:
Principle #10Preliminary action

2Loss of time

If the projectile feed assembly stores a large number of projectiles, then reloading frequency decreases, but the length and volume of the device increase

Engineering Contradiction:
Improvereloading frequencyVSAvoidprojectile feed assembly length
Core Design Contradiction:
Loss of timeVSLength of stationary object

Solution Approach 1:

The receiving bodies are arranged in a circular (two-dimensional) pattern rather than a linear arrangement. This allows multiple projectiles to be stored in a compact footprint, reducing the overall length of the feed assembly while maintaining high capacity. The circular arrangement enables rotational feeding without requiring excessive linear space.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Productivity

If the projectile feed assembly rotates to advance projectiles, then continuous launch capability improves, but the device complexity and potential safety hazards increase

Engineering Contradiction:
Improvecontinuous launch capabilityVSAvoidrotational mechanism complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The rotation mechanism is integrated with the existing accelerator and feed assembly components. The same motor or actuator that drives the accelerator also rotates the feed assembly, combining multiple functions into a single mechanism. This reduces overall device complexity while maintaining continuous launch capability through coordinated rotation and acceleration.

Inventive Principle:
Principle #5Merging (Combining)

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 the safe and efficient launch of a large number of projectiles without frequent reloading, enhancing playtime safety and convenience by allowing continuous use without the need for constant reloading.

Implementation Method 1

a projectile launching assembly that can include at least one accelerator

Methodology Applied
Scientific EffectMechanical Energy to Kinetic Energy transformation:

Implementation Method 2

the projectile can be a three dimensional object that can have a substantial length, substantial width, and/or substantial depth such that the three dimensional object can frictionally interact with a rotating body

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS8695579B2Toy launcher for launching projectiles and methods thereof
Publication Date: 2014.04.15 EASEBON SERVICES
  • US8695579B2 patent drawing
  • US8695579B2 patent drawing
  • US8695579B2 patent drawing

AI summary

A toy launcher that can house a substantially large amount (e.g., 40, 60, 100, 200, etc.) of projectiles along the length of a rotatable projectile feed assembly. During use, a user can cause rotatable projectile feed assembly to rotate about it own axis and can cause projectiles to advance from the rotatable projectile feed assembly to a projectile launch assembly. At the projectile launch assembly, projectiles interact with at least one accelerator launching the projectile out of the toy launcher. The accelerator can be at least one rotating body.