Hinged Toy Launcher with Rotating Two-Way Mirror
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Solution Overview
Problem
Toy launchers lack the ability to safely and accurately launch projectiles around corners without exposing the user to potential return fire, and existing mechanisms do not provide adequate sighting capabilities for side-shooting orientations.
Innovation Solution
A hinged toy launcher with a pivotable front portion and a rotating handle, coupled with a two-sided mirror and scope, allows for left, right, or center orientations, featuring a locking mechanism to prevent finger pinching and a sliding cover for enhanced sighting in straight-shooting orientations, along with a push rod and trigger mechanism for launching projectiles through a flywheel or compressed air mechanism.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the launcher uses a fixed orientation design, then the structure is simple, but the launcher cannot shoot around corners without exposing the user to return fire
Solution Approach 1:
The launcher employs a hinged front portion that can pivot between multiple orientations (left, right, center) relative to the rear portion. This dynamic configuration allows the launcher to adapt its shooting direction while maintaining a relatively simple overall structure, resolving the contradiction between versatility and complexity.
2Measurement precision
If the launcher provides sighting capabilities for all orientations, then the precision is improved, but the device complexity increases
Solution Approach 1:
A single two-sided mirror is designed to serve multiple functions: it can be positioned to provide sighting for left orientation, right orientation, or center orientation. This multi-functional design enables precise sighting across all launcher orientations without requiring separate sighting mechanisms for each direction, thus improving precision while controlling complexity.
Solution Approach 2:
The two-sided mirror is made movable rather than fixed, allowing it to be positioned in different orientations to match the launcher's orientation. This dynamic adjustment capability enables the mirror to provide accurate sighting for any launcher position without adding complex multi-component sighting systems.
3Measurement precision
If the mirror remains fixed during operation, then the structure is stable, but the sighting accuracy deteriorates when the launcher orientation changes
Solution Approach 1:
The mirror is mounted on a movable support structure that allows it to be repositioned according to the launcher's orientation. When the front portion pivots to left or right orientations, the mirror can be correspondingly repositioned to maintain proper alignment for accurate sighting, resolving the contradiction between stability and precision.
4Object-affected harmful factors
If the launcher lacks a locking mechanism, then the operation is simple, but finger pinching injury may occur
Solution Approach 1:
A locking mechanism is incorporated that can be engaged before operating the hinged front portion. This preliminary locking action prevents the hinge from moving unexpectedly during operation, thereby preventing finger pinching injuries. The locking mechanism adds minimal complexity while effectively addressing the safety concern.
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 accurate launching of projectiles around corners while preventing return fire exposure, with improved sighting capabilities in various orientations, ensuring user safety and precision.
Implementation Method 1
a top scope of the toy launcher is provided with a sliding cover to open side holes for reflecting side images in side-shooting orientations
Data Source
AI summary
A toy projectile launcher having a front portion, a rear portion, a hinge connecting the front portion and the rear portion, a handle connected to the front portion and adapted to rotate the front portion against the rear portion around the hinge among a left orientation, a right orientation, and a center orientation, and a rotatable two-way mirror, the handle being rotatable around a same axis of rotation as the hinge, and the rotatable two-way mirror being coupled to the front portion via a mechanical transmission adapted to translate a rotation of the front portion around the hinge to a rotation of the rotatable two-way mirror at a 2:1 ratio.