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Mechanical Advantage

Pulley system efficiency

Pulley System Efficiency Tests MAESTRO and PRO TRAXION

/ Blog, Equipment, Mechanical Advantage, Petzl / 20 Comments

Pulley System Efficiency Tests with the MAESTRO, ID S, PRO TRAXION, and ROLLCLIP The efficiency of pulley systems is a critical consideration in rope rescue, rope access, and confined space operations. While theoretical efficiency provides a baseline, actual efficiency can vary significantly due to real-world variables. This article explores findings from Petzl’s lab, which tested […]

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Petzl Spin Pulley Series

Petzl Spin Pulley Series Overview

/ Blog, Equipment, Mainline Systems and Operations, Mechanical Advantage, Petzl / 39 Comments

A Deep Dive into Advanced Pulley Systems The Petzl Spin Pulley Series has revolutionized technical rescue and work-at-height scenarios by offering unmatched efficiency, versatility, and safety features. The lineup, including the Spin L1, Spin L2, and Spin L1D, integrates cutting-edge design and functionality to meet the rigorous demands of rescue professionals and technicians. Below, we

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Petzl Spin Pulley Series

Petzl Spin Pulley Series Overview

/ Blog, Equipment, Mechanical Advantage, Petzl, Pulley Systems / 8 Comments

An Introduction to the Spin Pulley Series and More The Petzl Spin Pulley Series represents the latest innovation in technical rescue and rigging equipment. During a live event hosted at Petzl America in Salt Lake City, Utah, attendees were introduced to new products that promise to revolutionize the industry. From the updated Petzl Paw Rigging

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CMC ProSwivel Pulleys

CMC ProSwivel Pulleys

/ Blog, CMC Rescue, Mechanical Advantage, RRG Gear Review / 52 Comments

CMC ProSwivel Pulleys – Versatility and Performance in Rigging The CMC ProSwivel Pulleys are engineered to elevate the standards of performance and reliability in technical rescue, rope access, and rigging applications. Designed to seamlessly integrate with various systems, these pulleys combine swivel functionality with precision-engineered components, making them a versatile tool for professionals who demand

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Team Rescue Techniques

Team Rescue Techniques

/ Blog, Equipment, Mainline Systems and Operations, Mechanical Advantage, Petzl / 115 Comments

Team Rescue Techniques for Hauling and Lowering Effective team rescue operations depend on precision, coordination, and the use of reliable systems. Among the most critical aspects of technical rescue is mastering hauling and lowering techniques. These are not just skills but essential components of team-based operations in scenarios where the safety of the victim and

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A Mechanical Advantage Overview

A Mechanical Advantage Overview

/ Blog, Mechanical Advantage / 12 Comments

A Mechanical Advantage Overview In the world of technical rescue and rigging, mechanical advantage (MA) is a fundamental principle that transforms raw effort into efficient, effective power. Whether you’re hauling a stretcher up a vertical cliff face or lowering equipment into a confined space, understanding mechanical advantage is crucial to creating systems that perform reliably

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Calculating Mechanical Advantage

Calculating Mechanical Advantage

/ Blog, Mainline Systems and Operations, Mechanical Advantage, Petzl, Pulley Systems, Pulleys & Mechanical Advantage / 38 Comments

How to Calculate Mechanical Advantage with Petzl Gear In technical rope systems, mechanical advantage (MA) is the key to minimizing effort while maximizing efficiency. Petzl, a trusted name in rigging and rescue equipment, offers innovative tools to streamline these calculations and improve system performance. Understanding how to calculate MA using Petzl gear is essential for

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Choice of Carabiners for Hauling Systems

Choice of Carabiners for Hauling Systems

/ Blog, Carabiners Rescue Safety Rigging, Mechanical Advantage, Petzl / 8 Comments

Choosing Carabiners for Hauling Systems The choice of carabiners plays a critical role in the efficiency, safety, and alignment of hauling systems and pulley attachments. Carabiners are more than connectors—they ensure load stability, reduce friction, and maintain system integrity during operation. This guide covers best practices for selecting carabiners, key considerations, and recommendations for optimizing

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Inside 9 Mechanical Advantage

Inside 9 Mechanical Advantage

/ Blog, General Rigging, Horizontal Rigging, Mainline Systems and Operations, Mechanical Advantage, Pulley Systems, Pulleys & Mechanical Advantage / 36 Comments

The Inside 9 Mechanical Advantage System: A Game-Changer for Efficient Rigging In the world of technical rescue and rigging, efficiency, speed, and reliability are paramount. Over the past year, I’ve focused on refining my rigging philosophy with four guiding principles: rigging light, rigging quick, rigging solid, and rigging efficient. This journey has led me to

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Go 0 to 60 In Your Understanding of Mechanical Advantage

/ Blog, Mechanical Advantage, Principles of Learning / 9 Comments

Go 0 to 60 In Your Understanding of Mechanical Advantage Determining mechanical advantage using the T-Method is really the guiding method to determine the “ideal mechanical advantage” or IMA.  However, note… this method doesn’t take into consideration the friction problems or coefficient of rope bending or turning on metal. So what is mechanical advantage? Mechanical

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