Removable Appendage Controller for Hand Puppet Jaw Actuation
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
The barrier to entry for ventriloquism is high due to expensive conventional ventriloquist figures and the steep learning curve for manipulating their controls, and operating hand puppets as ventriloquist figures is awkward and uncomfortable, limiting their use for ventriloquism.
Innovation Solution
A removable device that controls a hand puppet by inserting appendages into its superior and inferior cavities, allowing the jaw to open and close while keeping the top portion of the head stationary, enabling more realistic mouth movements and comfortable operation, and can be used with multiple hand puppets.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If conventional ventriloquist figures are used, then more realistic mouth movements are achieved, but the cost increases and the learning curve becomes steeper
Solution Approach 1:
The device is divided into two separate appendages: a first appendage that remains stationary in the superior cavity and a second appendage that rotates in the inferior cavity. This segmentation allows the jaw to move independently while the top of the head stays fixed, creating realistic mouth movements without requiring complex multi-control systems.
Solution Approach 2:
Instead of moving the entire head or using multiple controls to achieve mouth movement, the invention inverts the approach by keeping the superior cavity stationary and rotating only the inferior cavity appendage. This simplified inversion reduces control complexity while maintaining movement realism.
2Adaptability or versatility
If hand puppets are operated conventionally for ventriloquism, then the puppeteer can use hand puppets instead of expensive ventriloquist figures, but the operation becomes awkward and uncomfortable
Solution Approach 1:
The removable device acts as an intermediary mechanism between the puppeteer's hand and the hand puppet's mouth. By inserting the device into the puppet's head cavities, it mediates the control process, allowing the puppeteer to operate the puppet comfortably from a distance while the device handles the precise mouth movement mechanics.
Solution Approach 2:
The invention adds a rotational dimension to hand puppet control by rotating the second appendage in the inferior cavity. This rotational movement mechanism transforms the traditional linear hand insertion control into a more ergonomic rotational control that can be operated comfortably without inserting the arm deep into the puppet body.
3Device complexity
If the first appendage rotates along with the second appendage, then the control mechanism is simpler, but the mouth movement becomes less realistic as the top portion of the head moves
Solution Approach 1:
The control mechanism is segmented into two independent appendages with different degrees of freedom. The first appendage in the superior cavity is constrained to remain substantially stationary, while the second appendage in the inferior cavity is free to rotate. This segmentation creates the realistic effect of jaw movement against a fixed skull, mimicking actual human anatomy.
Solution Approach 2:
Different parts of the control mechanism have different mobility characteristics tailored to their specific functions. The first appendage is designed with high rigidity and minimal rotation to represent the stationary top of the head, while the second appendage is designed with rotational freedom to represent the mobile jaw. This local differentiation of mechanical properties achieves anatomical realism.
Data Source
AI summary
A removable device for control of a hand puppet is described. A hand puppet includes a head having a superior cavity and an inferior cavity that corresponds to the jaw of the hand puppet. A first appendage of the removable device is configured to be inserted into the superior cavity, and a second appendage of the removable device is configured to be inserted into the inferior cavity. Further, a control of the removable device is configured to control rotation of the second appendage such that the second appendage causes the hand puppet's mouth to open and close by moving the jaw.