Search Results for: efficiency

Petzl Rescue Solutions And Petzl Technical Institute – The Spin Pulley Series – Part 2

In recent years, compact, lightweight pulleys have been used in tree care, tower work, construction, technical rescue, and a host of other applications. As you can see over the years, a variety of different designs and features have been developed, but for technical rescuers who have to rig life safety loads, the openable swivel pulley …

Petzl Rescue Solutions And Petzl Technical Institute – The Spin Pulley Series – Part 2 Read More »

Petzl Rescue Solutions and Petzl Technical Institute – The Spin Pulley Series – Part 1

Hello and welcome to Petzl America. I’m Steve Petty and I’m here in Salt Lake City, Utah at our North American headquarters and distribution center. We hope this live event will educate and inform you about our rescue products, including our new Spin line of pulleys. I’m happy to announce we have a number of …

Petzl Rescue Solutions and Petzl Technical Institute – The Spin Pulley Series – Part 1 Read More »

How to Install and Retrieve the New PETZL EJECT Friction Saver

Learn why the new PETZL EJECT adjustable friction saver is becoming an indispensable tool for tree care professionals, as well as how to install it in a tree and retrieve it once the work is done! For the Sake of Arborists! The new PETZL EJECT adjustable friction saver allows the work rope to be set …

How to Install and Retrieve the New PETZL EJECT Friction Saver Read More »

CMC PROSWIVEL™ PULLEYS

CMC PROSWIVEL™ PULLEYS Strong, versatile, and ergonomic pulleys are at the foundation of efficient rope systems for rescue and work at height. Expanding on the original patented swivel pulley line by Rock Exotica, the CMC ProSwivel Pulleys are time-tested and brought to you by two companies committed to quality and service. Each pulley is certified …

CMC PROSWIVEL™ PULLEYS Read More »

WHAT YOU NEED TO KNOW ABOUT THE PETZL SPIN PULLEYS

WHAT YOU NEED TO KNOW ABOUT THE PETZL SPIN PULLEYS For rescue teams all over the world, having the most efficient equipment possible for whatever situation they may face, is an absolute priority. Released in 2020, the Petzl MAESTRO descender with integrated progress-capture pulley delivers exactly that. In addition, the family of SPIN pulleys rounds …

WHAT YOU NEED TO KNOW ABOUT THE PETZL SPIN PULLEYS Read More »

CMC Pro CSR2 Pulley System ~ Worth Another Look

The patented locking mechanism in our updated CSR2 Pulley is easy to release under load, creating much greater efficiency with the lowering and raising necessary to a confined space rescue. The machined aluminum swivels at both ends of the system eliminate any potential twisting of the lines. This system is also an excellent choice for …

CMC Pro CSR2 Pulley System ~ Worth Another Look Read More »

Comparison between MAESTRO and I’D for a rescue using twin tensioned haul lines

Excerpt from Gear In Use 2: Technical Rescue MAESTRO and I’D allow for efficient hauling, releasing the lock at any time, and a controlled lower of the load. The two devices have different ergonomics and different specifications (working load and efficiency). Hauling The MAESTRO’s efficiency enables the effective use of simple pulley systems. If a …

Comparison between MAESTRO and I’D for a rescue using twin tensioned haul lines Read More »

Recommended Rope Systems ~ Two Tension Rope System (TTRS) Raise and Lower

Recommended Rope Systems ~ Two Tension Rope System (TTRS) Raise and Lower Two-Tensioned Rope System – Raise A Two-Tensioned Rope System shares the load between two ropes, both under tension. Each system is capable of functioning as both mainline or back-up to the other line. System System Benefits Maestro • load is distributed between two …

Recommended Rope Systems ~ Two Tension Rope System (TTRS) Raise and Lower Read More »

Ascenders and Clamps Technical Tips: How to calculate mechanical advantage

©Petzl Technical Information ©Petzl How to calculate mechanical advantage A mechanical advantage haul system reduces the effort required to raise a load. The mechanical advantage obtained is based on the pulley effect. 1. The pulley effect If we consider a load suspended on a rope, the rope passing through a pulley above the user, with …

Ascenders and Clamps Technical Tips: How to calculate mechanical advantage Read More »