By Will Malloff
В книге описано несколько приспособлений для бензопилы, позволяющих разделать дерево на доски прямо на лесопилке, делать криволинейные резы, резы под углом. Технология очень хорошо иллюстрирована (картинки, к сожалению, черно-белые).Один только минус - книга на английском языке. Но в ней столько поясняющих картинок, что можно разобраться в технологии и без знания языка.
Read or Download Chainsaw Lumbermaking PDF
Best trees books
This booklet presents a transparent photo of using utilized arithmetic as a device for making improvements to the accuracy of agricultural study. for many years, facts has been considered as the basic software of the clinical procedure. With new breakthroughs in desktops and software program, it has develop into possible and essential to increase the normal strategy in agricultural learn by way of together with extra mathematical modeling tactics.
The forests of the southern Rocky Mountains of Colorado and Wyoming are a part of this region's average historical past, supplying invaluable ecological worth, crucial ordinary assets, various possibilities for out of doors sport, shelter for local organic range, and solitude to americans who are looking to break out our crowded towns.
Biotechnology has come to a degree the place, by way of changing the various age previous practices of breeding, it could produce novel and better crops and animals which can higher serve humans and their reasons. The innovations of mobile and subcellular engineering, equivalent to gene splicing and recombinant DNA, cloning, hybridomas and monoclonal anti our bodies, creation of human insulin, protein engineering, business fermentation, synthetic insemination, cryopreservation and ovum trans fer, plant tissue tradition and somatic hybridization, nitrogen fixation, phytomass construction for biofuels and so on have complicated tremendously long ago decade, as a result availability of higher gear and the consolida tion of data.
Concepts for natural world Investigations emphasizes the layout of box reviews and the statistical inferences that may be made of saw adjustments in animal abundance and populations. the knowledge awarded this is of price not just for flora and fauna administration but additionally for social and financial decision-making on the topic of the environmental results of human actions on flora and fauna populations.
Extra resources for Chainsaw Lumbermaking
To form the r ou n de d edge, ho ld the d resse r freehand against th e leading edge of the stone (4). With short, controlled sweeps, rou n d the edge. Wear safety glass es whe n u sing a grinder to protect you r eyes from flying debr is. 3 2 4 25 Chain Modification Regul ar chain, bevel ed a cross th e fr onts o f the cu tters a t 30°, e n te rs th e kerf a t a n a ng le, w hic h can cause excess ive s ide pressure o n cutters and drive links. When chain is g ro u nd this way, the corner of each c u tte r becomes th e p r im e c u tt ing a rea; once th a t a rea dull s, c u tt ing a b il ity is greatl y reduced.
Thicker than the kerf (1). Taper the ends of the wedges slightly and round the corners for easy entrance into the kerf. Rounded handle ends with chamfered edges are easy on the h an d s . I paint my wedges a bright color to make them easy to spot if they drop into the sawdust. The paint helps preserve the wood, too. 56 CHAPTER 6 Buil d Your Own Too ls To prevent the jack from slipping at the point of contact with the log, it's necessary to weld a dog securely to the jaw of the jack (3). Cut the dog from a piece of flats tack iron and grind one end to a sloping edge for good bi te and easy release.
At the bottom of the gullet, release the sideways pressure to allow the stone to rise out of the cu t. If you don't do this, you'll get a large burr on the cutting edge. You'll also get a large burr if the stone has become glazed. 28 CHAPTER 3 The Chain Now examine the cutter to be sure it has been completely sharpened. The shiny, dull edge should be completely gone, leaving a sharp edge that will not reflect light. If cutters are severely damaged, you'll have to adjust the grinder to remove the whole damaged area on the top plate of each cutter (3).