Rotatable Baseball Target Receptacle with Gravity Return Conduit

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Solution Overview

Problem

Existing training devices for baseball and softball players are either too complex, require a power source, are impractical for solo practice, or are not suitable for high-powered pitches, making it difficult for players to develop accurate throwing skills without a dedicated catcher.

Innovation Solution

A target receptacle with a staked-down base plate, rotatably mounted main part, and a fully enclosed conduit system that catches and returns balls through an intake and exit port, designed to be durable, inexpensive, and usable by players alone, with features like a flared exit port to simulate fielding and a membrane to guide accurate throws within the strike zone.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing training devices are used, then ball catching and returning function is provided, but device complexity increases with many moving parts and mechanisms

Engineering Contradiction:
Improveball catching and returning functionVSAvoidnumber of moving parts
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts and eliminates complex moving parts, motors, and mechanical mechanisms from ball return devices. The solution uses a simple funnel-shaped receptacle with a ball return opening that allows balls to be caught and returned through a minimal mechanical structure, removing unnecessary complexity while maintaining the core function.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The funnel-shaped receptacle is designed to automatically guide and return balls through its geometric structure without requiring external power sources or complex mechanisms. The ball return opening and funnel geometry work together to self-service the ball return function through gravity and natural ball movement.

Inventive Principle:
Principle #25Self-service

2Extent of automation

If motorized mechanisms are used for ball return, then automated ball returning is achieved, but power source connection is required

Engineering Contradiction:
Improveautomated ball returningVSAvoidpower source connection
Core Design Contradiction:
Extent of automationVSUse of energy by moving object

Solution Approach 1:

The device performs automated ball returning without external power sources by utilizing the funnel-shaped geometry and gravity. Balls are automatically guided down the funnel and returned through the ball return opening, eliminating the need for motors, batteries, or power connections while maintaining automated function.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent removes all motorized components and power source requirements from the ball return system. The automation function is achieved purely through the geometric design of the funnel and ball return opening, extracting unnecessary energy-consuming elements.

Inventive Principle:
Principle #2Taking out (Extraction)

3Quantity of substance

If large-scale devices with nets and chutes are used, then ball collection capability is improved, but device size becomes extremely large and impractical

Engineering Contradiction:
Improveball collection capabilityVSAvoiddevice size
Core Design Contradiction:
Quantity of substanceVSArea of stationary object

Solution Approach 1:

The patent employs a compact funnel-shaped receptacle that efficiently collects and directs balls through its geometric design. This streamlined structure replaces large nets and extensive chute systems with a space-efficient funnel geometry that maintains ball collection capability while minimizing device footprint.

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The device segments the ball collection and return function into distinct zones within the funnel structure: an intake opening for ball entry, internal funnel surfaces for ball guidance, and a ball return opening for ball exit. This segmentation achieves effective ball collection in a compact configuration.

Inventive Principle:
Principle #1Segmentation

4Device complexity

If simple receptacles are used, then device complexity is reduced, but durability for high-powered pitches is insufficient

Engineering Contradiction:
Improvenumber of componentsVSAvoiddurability for high-powered pitches
Core Design Contradiction:
Device complexityVSStrength

Solution Approach 1:

The funnel-shaped receptacle is constructed from durable materials capable of withstanding high-powered pitches. The structure combines material strength with the simple geometric design, ensuring durability against forceful ball impacts while maintaining minimal component complexity.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The funnel-shaped receptacle uses curved surfaces to distribute and deflect ball impacts, reducing stress concentration points. The geometric curvature of the funnel helps redirect high-powered pitches smoothly, enhancing durability while maintaining structural simplicity.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Data Source

PatentUS7648431B1Target receptacle for catching balls
Publication Date: 2010.01.19 KINKEAD ROY
  • US7648431B1 patent drawing
  • US7648431B1 patent drawing
  • US7648431B1 patent drawing

AI summary

A target receptacle, for use in practicing baseball, softball, and the like, having a main part and a base plate. The base plate is secured to a ground surface. The main part is rotatably mounted to the base, has an intake opening, and exit port, and a fully enclosed conduit connecting the intake opening and exit port. When a ball is thrown into the intake opening, it travels through the conduit and exits through the exit port.