Adjustable Tapping Tee Saddle for Multi-Diameter Pipe Sealing

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

Existing tapping tees are designed for specific pipe diameters, requiring multiple sizes in inventory, complicating management and replacement, and lacking versatility and reliability in fluid distribution networks.

Innovation Solution

A tapping tee saddle with a strap and pin mechanism that accommodates various pipe diameters, featuring a one-way clutch and torque indicator for secure, leak-free connections, and includes a captive cutter for efficient installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If tapping tees are designed for specific pipe diameters, then the connection reliability is improved, but the adaptability deteriorates

Engineering Contradiction:
Improveconnection reliabilityVSAvoidadaptability to different pipe diameters
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The tapping tee is designed with a universal attachment mechanism that can accommodate multiple pipe diameters (63-180mm) using a single device. The strap and pin mechanism allows adjustment to different pipe sizes while maintaining secure connection, eliminating the need for multiple specialized tapping tees for different pipe dimensions.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The attachment mechanism incorporates dynamic elements including a rotatable pin and adjustable strap length that can be configured for different pipe diameters. The one-way clutch mechanism allows the pin to be rotated during installation and then locks in position, providing both adjustability and connection reliability.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If multiple tapping tee sizes are maintained in inventory, then the adaptability is improved, but the device complexity deteriorates

Engineering Contradiction:
Improveinventory versatilityVSAvoidinventory management complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

A single tapping tee design with adjustable attachment mechanism replaces the need for multiple specialized tapping tees. The universal design accommodates pipe diameters from 63-180mm, simplifying inventory management from maintaining multiple sizes to maintaining a single versatile model.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The attachment mechanism is segmented into adjustable components (strap, pin, one-way clutch) that can be configured for different pipe sizes. This modular approach allows one tapping tee to function as multiple specialized versions would, reducing inventory complexity.

Inventive Principle:
Principle #1Segmentation

3Ease of manufacture

If conventional tapping tees are used, then the manufacturing simplicity is maintained, but the ease of operation deteriorates

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidinstallation ease
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The attachment mechanism uses a rotatable pin with one-way clutch that can be easily rotated during installation and then locks in position. This dynamic mechanism simplifies installation operations compared to conventional fixed-size tapping tees, allowing field adjustment without complex tools or procedures.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The one-way clutch mechanism provides self-locking functionality that automatically secures the strap at the correct tension position once rotated. This self-service feature eliminates the need for additional locking steps or complex fastening procedures, improving ease of operation while maintaining manufacturing simplicity.

Inventive Principle:
Principle #25Self-service

Data Source

PatentEP4464923B1Metallic tapping tee
Publication Date: 2026.02.11 RADIUS SYST LTD
  • EP4464923B1 patent drawingFigure 1
  • EP4464923B1 patent drawingFigure 2
  • EP4464923B1 patent drawingFigure 3

AI summary

A tapping tee saddle which includes a saddle body comprising a seat; an attachment mechanism attached to said saddle body, the attachment mechanism includes: a strap attached to said saddle body; a pin comprising a slot, the slot constructed to accept the strap. The pin can rotate relative to the saddle body.