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Patent Searching and Data


Matches 501 - 550 out of 5,676

Document Document Title
WO/1987/005852A1
A method and a mobile unit for barking and/or limbing and chipping as a continuous operation. A log is given a linear displacement movement by means of a feed unit (6) including two in relation to each other displaceable feed rollers in ...  
WO/1987/005851A1
A barking method, and an apparatus for utilization of the method, in which a log (6) during a substantially linear feeding movement is brought to pass one or a number of barking means (1; 4, 4'), arranged to perform a surrounding and rot...  
WO/1987/005252A1
The apparatus of the invention is comprised of a gimlet (8) having four successive threads, a first thread (9) starting from the tip of the cone and extending over a few turns, a second thread (10) with a double pitch and very inclined, ...  
WO/1987/000115A1
A root chipper, which is simple in construction, inexpensive to manufacture, silent and economical to run and comprises a support device (1) for the log (8), the root swelling portions (9) of which are to be removed to render said log ac...  
WO/1986/007300A1
Method for cutting a stack of veneer or similar sheet-like material for obtaining sheets of veneer etc. which are cut to size and have at least four sides, in which method the cutting device, which is mounted on a frame for moving in a d...  
WO/1986/005736A1
A device for mechanically splitting cleavable objects, especially blocks of wood, comprising two rotatable splitting wheels (2) whose rotation is effected by a motor (9). The splitting wheels (2) are provided with a number of teeth (40) ...  
WO/1986/003650A1
A tree handling apparatus, wherein an element (1) for handling a tree (12) is articulated relative the body (2) of said tree handling apparatus. Said element (1) for handling a tree (12) is pivotally supported in a manner that the fulcru...  
WO/1986/003812A1
A piston cylinder mechanism (2) comprised in an apparatus operative by pressure fluid, and connected between two in relation to each other movable parts (1, 38), is arranged to resiliently yieldingly counteract movement between the parts...  
WO/1986/002874A1
A bundle limber of the type which comprises a rotatably mounted drum (13) within which a number of processing devices are mounted for mechanically processing a bundle of stems with twigs in order to limb and preferably also feed said ste...  
WO/1986/001452A1
A method for splitting boards, chiefly chipboard, in order to obtain two equal-size sections whose surfaces present a rough and decorative texture, and a device which operates in accordance with this method. The board is directed between...  
WO/1986/000258A1
Wood slitting tool with a motor chainsaw drive for slitting wood pieces from wood cranks, driving by means of a slitting cone of wedge secured to the guiding blade (8) of a chainsaw a chain toothed whell (9) arranged in the slitter, to w...  
WO/1985/005589A1
Feeder apparatus for timber harvesters, said apparatus being intended to pull the log in for trimming and preferably featuring a three strand roller chain rotating around a turning wheel (6) and a cog wheel (5), to the outer plates (15) ...  
WO/1985/005063A1
The sides of tree trunks transported in a longitudinal direction are shaved by two cutting heads (4), which are arranged with rotation axis parallel to each other and are driven in opposite directions of rotation. The cutting circles (4a...  
WO/1985/005062A1
A sawing and cutting installation for tree trunks (1) has a cutting-head (4) linked with a hollow shaft (5), which cuts off small pieces from the side parts (1a) of the trunk (1). Fitted inside the hollow shaft (5) is a rotary sawing sha...  
WO/1985/002367A1
Method and apparatus for forming a flexible open lattice work web (14) of naturally interconnected wood strands. A log of wood (10) is passed through a pair of rollers (24, 26) to crush the log and form the web (14). One roller (24) is a...  
WO/1985/002369A1
Reconsolidated wood product (22) formed by compressing and bonding natural wood which has been rended to form open lattice work webs (14) of naturally interconnected wood strands. The webs (14) are laid over each other in overlapping fas...  
WO/1985/002370A1
Process and apparatus for forming a flexible open lattice work web (14) of naturally interconnected wood strands which can then be compressed and bonded to form a reconsolidated wood product. Natural wood logs (10) are repeatedly paired ...  
WO/1985/001010A1
A log debarker having a frame, a stator supported by the frame, a rotor journaled in the stator for rotation about a longitudinal axis of the rotor, a rotating mechanism for rotating the rotor about the longitudinal axis, a plurality of ...  
WO/1985/000134A1
A chipper of the mobile type which is suspended from a tractor or a similar vehicle and is preferably driven therefrom through a power take-off, which chipper has infeed means (20, 22) and a rotary cutter disc (16) with cutter knives. Th...  
WO/1984/004485A1
The plant for bark-peeling tree-trunks or the like comprises a rotary bark-peeling tool (1) having a cylinder (10) carrying skinning knives (31). Said cylinder (10) may be displaced or hinged to an oscillating arm (13) against the tree-t...  
WO/1984/003655A1
Device for chopping logs or slender trees to firewood of specified length. The device in accordance with the invention consists of a driven shaft (1) journalled as supported on an appropriate frame construction, of a blade disc (2) mount...  
WO/1984/003235A1
A chipper for producing wood chips having an orientation parallel to the fibers has a rotor (5) rotating in a drum (1) with two different types of tools which rotate with the rotor. The first type is a cutting tool consisting on elongate...  
WO/1984/003062A1
Barking arrangement for logs having nozzles (55) through which water at high pressure is sprayed onto the log. Transport arrangements are provided to carry the log along a track (16) through the barking arrangement. The arrangement compr...  
WO/1984/002871A1
A chipper in particular for the chipping of small-size thinning wood or slender trees. The chipper consists of basic components in themselves known, feed members for the small-size wood to be fed in, of a chipping member supported by the...  
WO/1984/002870A1
Electro-portable apparatus for ripping wooden logs. Behind the threaded rotary cone (9) there is arranged a fixed wedge (11) of which the lower ridge (12) is adapted to the upper portion of the log end to avoid the rotation of the latter...  
WO/1984/002105A1
A machine for removing the thickened root portion of a log, comprising a combined holding/rotating means (1) for receiving and elevating the log from the conveyor (2) with the root end (3') of the log (3) projecting freely outwardly from...  
WO/1984/002159A1
Attitude control mechanism to deter buckling of a flexible bag (8) of variable pneumatic pressure mechanism (5) including a fixed member (6) over which an inturned portion (14) of the flexible bag (8) rolls, includes a cantilever bag att...  
WO/1984/001322A1
A log debarker (20) of the hollow-head type having a rotor (26) journaled in a stator (24) for rotation about a longitudinal axis of the rotor. A plurality of debarking tools (28) are attached to the rotor for debarking a log being moved...  
WO/1984/000715A1
In order to cut side boards (1a) from a continuously transported tree trunk (1) before cutting off the main portion (1b), a cutting blade (13) is driven in the side board (1a) through a pivoting piston-cylinder unit (9). The tree trunk (...  
WO/1984/000127A1
A machine for removing root swellings on tree logs comprises a holding device (2) for supporting the log generally from below with an end portion (4) thereof protruding freely from the holding device. Furthermore, the holding device is a...  
WO/1983/003791A1
In the method for transforming billets into construction wood with vertical annual growth circles or into plywood, the billet is first cut into sections of a length easy to handle, the billet is milled in circles, and the trunk is divide...  
WO/1983/001248A1
A device for processing trees or the like comprises two grabbing members (3, 4) pivotable towards and away from each other about hinges (5, 6) and carrying rolls (44, 45) provided to feed trunks at an angle to the pivotal plane of the gr...  
WO/1982/004449A1
Coarse waste e.g. stumps (3, 7, 8), lumber from demolition etc. is desintegrated in a device comprising at least two cooperating, essentially parallel screws (1, 2, 6) in that the screws have mutually opposite feeding directions so that ...  
WO/1982/001503A1
A delimbing unit for a manual power saw comprising a saw chain (3, 4) and a chain guide (2) capable of being attached to casing (1) of a power chain. The chain guide extends forward from the casing of the power chain and comprises a bent...  
WO/1981/001303A1
In order to achieve a uniform quality of the pulp the rate of feed movement of each piston is controlled to an essentially constant value by direct digital measurement of the actual rate of feed movement, by comparing the actual value to...  
JP2022167251A
A method for efficiently drying and dewatering treated wood and a method for producing wood pellets using the drying and dewatering method are provided. A heat-drying step of obtaining dry chips having a moisture content of 20 to 25% by ...  
JP2022543091A
A wood chip material, especially a fire-resistant and water-resistant wood chip material, especially a fire-resistant and water-resistant wood chip material for producing oriented strand boards, comprising 30-43% by weight of wood chips ...  
JP7138840B2
A log feeding apparatus for feeding a log to first and second cutting spindles is provided, in which a log is fed to a second receiving position when centering spindles have reached second delivery position that is away from the second r...  
JP2022132927A
Kind Code: A1 Even if a substrate wears, the base end face, which is the fixing surface of a high-hardness material, is not exposed by wear and the fixing strength does not decrease, and the abrasion durability of the high-hardness mater...  
JP2022117650A
A method for collecting immature wood from a tree and a method for producing a wood flour particle suspension in which cellulose nanofiber separated from wood flour, lignin and hemicellulose are mixed. By using an immature material that ...  
JP7095869B2
To provide a feeder capable of improving reliability of taking out a veneer on the top layer from a deposition veneer formed by depositing a short and small-width veneer or the like.A feeder 1 for shipping a veneer on the top layer from ...  
JP2022094871A
To inexpensively provide a wood-chopping machine and provide safety by solving the problems that: (1) the currently and commercially available wood-chopping machine requires a power source for chopping raw wood, and a hydraulic device or...  
JP2022087783A
To provide a bamboo powder manufacturing device comprising at least a blade body unit exhibiting excellent maintenance properties such as disassembling, exchanging and assembling.A bamboo powder manufacturing device 1 comprises at least ...  
JP7082979B2
In a method for operating a sawline for logs, the sawline including a conveyor for conveying a log in the sawline, and a processing apparatus for processing the log, the log is fed into the sawline, the log is conveyed onwards in the lon...  
JP2022069950A
To provide a bamboo powder manufacturing device allowing a large amount of bamboo powder to be manufactured in a short time through supply of bamboo material.A bamboo powder manufacturing device 1 is provided at least with: a cutting mec...  
JP2022524896A
To further improve the quality of a veneer. A nose bar 20 is supported by a plurality of support portions 34 arranged along the longitudinal direction of the nose bar 20, and each support portion is supported according to the magnitude o...  
JP7053962B2
The purpose of the present invention is to provide a wood chip useful for various applications such as pulp. Specifically, the present invention provides: a wood chip which is derived from a plant of the genus Eucalyptus, has a wood dens...  
JP7045497B2
To provide a feeding apparatus that constitute a wood crushing apparatus capable of making crushed bodies even in size to a certain range, and a wood crushing apparatus comprising the same.A wood crushing apparatus 30 comprises: a wood i...  
JP3236940U
To improve the convenience of attaching and detaching a cutting edge and the service life in a crushing mechanism for a chipper. A chipper crushing mechanism 3 includes a rotor 31 and a plurality of cutting edges 32, and the rotor 31 is ...  
JP2021183409A
To provide a continuously rotating cutting device equipped with a function to reduce instability, vibration, and noise of cutting caused by the concentration of loads of rotary drive of blades upon cutting and a function to make a blade ...  

Matches 501 - 550 out of 5,676