Rope Projection Device Pneumatic Propulsion 10m Range
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Solution Overview
Problem
Conventional lasso projection devices lack an efficient mechanism for projecting a rope to capture targets over a significant range while ensuring the rope can encircle and secure the target effectively.
Innovation Solution
A rope projection device featuring a head assembly with an open central chamber and inclined cylinders, a projection assembly with a pressurized air canister, and a mechanism that uses a spring-loaded sliding member and sharp member to release pressurized air, propelling weights and a capturing rope to achieve a range of up to 10 meters, allowing the rope to encircle and secure targets.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of moving object
If a conventional lasso projection device is used, then the structure is relatively simple, but the rope cannot be projected to a significant range
Solution Approach 1:
The patent employs a pressurized air canister that releases compressed air to propel the rope forward. The air pressure system provides the force needed to achieve significant projection range (up to 10 meters or more), transforming pneumatic energy into kinetic energy for rope projection, thereby resolving the contradiction between projection range and device complexity.
Solution Approach 2:
The device is divided into distinct functional modules: a head assembly containing inclined cylinders for rope guidance, a projection assembly with the pressurized air canister, and a triggering mechanism. This segmentation allows each component to be optimized independently while working together to achieve long-range projection without excessive overall complexity.
2Length of moving object
If a pressurized air canister mechanism is added to extend rope projection range, then the projection range increases to 10 meters, but the device complexity increases
Solution Approach 1:
The air canister is pre-charged with compressed air before use, storing energy in advance. The triggering mechanism pre-positions the sharp member and sliding member ready for activation. This preliminary preparation allows the device to achieve long-range projection with a simple trigger action, reducing the perceived complexity during operation.
Solution Approach 2:
The sliding member acts as an intermediary between the triggering mechanism and the air canister. When triggered, it moves to allow the sharp member to pierce the canister seal, mediating the transition from stored pneumatic energy to active rope projection. This intermediary simplifies the control mechanism while enabling the complex pressurized propulsion function.
3Reliability
If weights are added to the rope ends to improve capture effectiveness, then the lassoing capability improves, but the weight of the device increases
Solution Approach 1:
Weights are added only to the ends of the rope where they are most needed for effective capture, rather than distributing weight throughout the entire device. This localized addition of mass improves the lassoing capability by providing momentum and stability during the capture phase, while minimizing the overall weight increase of the projection device.
Solution Approach 2:
The weights modify the physical parameters of the rope system, specifically the mass distribution and momentum characteristics. This changes the dynamic behavior of the lasso during projection and capture, improving reliability without requiring significant increases in device weight, as the weights are integrated into the rope structure itself.
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
The device effectively projects a rope to capture targets over a 10-meter range, ensuring the rope can loop around objects, providing a reliable and efficient method for lassoing or snaring.
Implementation Method 1
a spring biased sliding member projecting out of the receptacle into a third through hole on a circumferential surface of the sleeve
Implementation Method 2
pressurized air released from the air canister pushes the mechanism back to its original, inoperative position
Implementation Method 3
the pressurized air travels forward to be stopped by the diaphragm with air pressure being further increased
Implementation Method 4
the pressurized air further travels to the inclined cylinders to propel the weights, thereby projecting the capturing rope
Data Source
AI summary
A rope projection device for capturing an object is provided with a head assembly including an open central chamber and two open inclined cylinders spaced from both sides of the central chamber respectively; a capturing rope including a rope member in the central chamber, and two end weights in the inclined cylinders respectively; and a projection assembly including a housing including a recess having a first through hole, and a cap on the recess and having a second through hole; a sleeve in the housing; a diaphragm on a front end of the sleeve; an air canister in the sleeve; and a mechanism including a spring biased cylindrical member in the sleeve, a receptacle on the cylindrical member, a spring biased sliding member projecting out of the receptacle into a third through hole on the sleeve to be under the first through hole, and a rear sharp member.