Multi-Control Valve Block Side-Inserted Layout for Compact Packaging

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Solution Overview

Problem

Existing multi-control valve devices face challenges in creating a compact block body that accommodates two check valves and a pressure compensation valve without interference between adjacent valve blocks.

Innovation Solution

The valve block design includes a block body with a first side surface where the first check valve, second check valve, and pressure compensation valve are inserted parallel to each other, allowing for a compact configuration and preventing interference with adjacent valve blocks.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If two check valves and a pressure compensation valve are inserted through the block body in a conventional arrangement, then the valve functions are complete, but the block body becomes large and interferes with adjacent valve blocks

Engineering Contradiction:
Improveblock body volumeVSAvoidvalve function completeness
Core Design Contradiction:
Volume of moving objectVSReliability

Solution Approach 1:

The patent changes the insertion direction of the check valves and pressure compensation valve from the predetermined direction (parallel to valve block arrangement) to a direction perpendicular to the predetermined direction. Specifically, these valves are inserted through the side surfaces of the block body rather than through the ends, allowing them to be arranged in a different spatial dimension that reduces interference with adjacent valve blocks while maintaining all necessary valve functions

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

2Area of stationary object

If the block body is made compact to reduce interference with adjacent valve blocks, then spatial efficiency improves, but it becomes difficult to accommodate all necessary valves

Engineering Contradiction:
Improveblock body footprintVSAvoidvalve accommodation capacity
Core Design Contradiction:
Area of stationary objectVSAdaptability or versatility

Solution Approach 1:

By inserting check valves and the pressure compensation valve through side surfaces perpendicular to the predetermined arrangement direction, the patent utilizes three-dimensional space more efficiently. This allows multiple valves to be accommodated in a compact block body without increasing the footprint area, as the valves are distributed in different spatial dimensions rather than all aligned in one direction

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

Solution Approach 2:

The patent arranges the check valves and pressure compensation valve in a nested or closely integrated configuration within the block body. The valves are positioned to utilize internal passages and spaces efficiently, with their insertion paths and functional chambers overlapping or adjacent to each other in a space-optimized manner that maintains full functionality while minimizing overall block dimensions

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS20250188960A1Valve block, and multi-control valve device having same
Publication Date: 2025.06.12 KAWASAKI JUKOGYO KK
  • US20250188960A1 patent drawing
  • US20250188960A1 patent drawing
  • US20250188960A1 patent drawing

AI summary

This valve block is a valve block in a multi-control valve device in which a plurality of valve blocks are arranged in a predetermined direction and includes: a block body; a first check valve and a second check valve each of which allows a working fluid flowing in the block body to flow in one direction and blocks the working fluid from flowing in the opposite direction; and a pressure compensation valve that compensates for the pressure of the working fluid flowing in the block body. The block body includes a first side surface facing one way in a first direction perpendicular to the predetermined direction. The first check valve, the second check valve, and the pressure compensation valve are inserted through the first side surface of the block body so as to be parallel to each other.