High Lead

High Lead

High lead logging is a method of cable logging using a spar (tree), yarder and loader. It was developed by Oscar Wirkkala.

A popular method of logging on the West Coast of America.

First used in 1904, with Lidgerwood winches, and a spar tree.

External links

[http://www.vannattabros.com/iron.html VanNatta Logging Iron (site uses frames--select from list on left)]


Wikimedia Foundation. 2010.

Игры ⚽ Нужно решить контрольную?

Look at other dictionaries:

  • high-lead logging — noun : high line logging * * * high lead logging «HY LEED», a method of pulling logs up inclines or across ravines by using a system of pulleys and cables …   Useful english dictionary

  • high lead-count package — korpusas su daugeliu išvadų statusas T sritis radioelektronika atitikmenys: angl. high lead count package; multipin package vok. Gehäuse mit hoher Anschlußzahl, n; mehrpoliges Gehäuse, n rus. корпус с большим числом выводов, m; многоштырьковый… …   Radioelektronikos terminų žodynas

  • high-lead — ˈ ̷ ̷|lēd noun : spar tree …   Useful english dictionary

  • Lead poisoning — Classification and external resources An X ray demonstrating the characteristic finding of lead poisoning, dense metaphyseal lines. ICD 10 T …   Wikipedia

  • Lead dioxide — Lead dioxide …   Wikipedia

  • Lead glass — Swarovski flacon. Lead glass is a variety of glass in which lead replaces the calcium content of a typical potash glass.[1] Lead glass contains typically 18–40 weight% lead(II) oxide (PbO), while modern lead …   Wikipedia

  • lead processing — Introduction       preparation of the ore for use in various products.       Lead (Pb) is one of the oldest metals known, being one of seven metals used in the ancient world (the others are gold, silver, copper, iron, tin, and mercury). Its low… …   Universalium

  • Lead and copper rule — The Lead and Copper Rule , or LCR, is a United States federal regulation which limits the concentration of lead and copper allowed in public drinking water at the consumer s tap, as well limiting the permissible amount of pipe corrosion occurring …   Wikipedia

  • Lead — (pronEng|ˈlɛd) is a main group element with a symbol Pb ( la. plumbum). Lead has the atomic number 82. Lead is a soft, malleable poor metal, also considered to be one of the heavy metals. Lead has a bluish white color when freshly cut, but… …   Wikipedia

  • Lead management — is a term used in general business practice to describe methodologies, systems, and practices designed to generate new potential business clientele, generally operated through a variety of marketing techniques. Lead management facilitates a… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”