Class 69/19.1 - Stretcher

Subclass of Class 69 - Leather manufactures
Definition: Device including means for applying or maintaining tension
No. of patents: 19
Last issue date: 03/08/2011

Number	Title	Issue Date
7900488	Method and machine for non-destructive stretching and fastening of a pelt on a pelt board In connection with the non-destructive stretching and fastening of pelts (2) on distention elements/pelt boards (4), where the pelt is stretched and fastened in the stretched position during the drying process by means of a fixing bag, it has shown tha...	03/08/2011
7752873	Pelting system The present invention relates to a fur-pelt system adapted to maintain the highest in pelt quality in relation to industry standards. The pelt system comprises: a stretch board having a generally rectangular form and a planar surface through which a plurality of eve...	07/13/2010
7690228	Method and system for drying out the leather side of a pelt stretched out and fixed in this position on a pelt board A method, a system and a pelt board for the drying of the leather side of pelts from furred animals, in which the pelt board is a hollow distension element, the surface of which has an open structure. The leather side is dried by changing the air within the distensi...	04/06/2010
7578153	Pelt drying assembly comprised of a sleeve/bag of fat and moisture absorbing material and a pelt board A pelt drying assembly having a pelt board used in the drying of the leather side of a pelt which, in use, is applied to, stretched and secured on the distension element in the stretched position during drying, and a sleeve/bag made of fat and moisture absorbing mat...	08/25/2009
6957553	Method and line for the continuous stretching of hides and other similar products A method for the continuous wet stretching of industrial hides and other similar products comprises the following steps: a) removal of uniformly wetted hides following a treatment with liquids, such as tanning, re-tanning or the like, b) partial pre-drying of the we...	10/25/2005
6915669	Method and machine for stretching pelt on pelt-boards By a new method for the fastening of pelts stretched on pelt-boards, the belt is secured in a stretched position on the pelt-board by means of a sleeve/bag which is drawn over and around the pelt, so that the pelt is pressed in and locked against the pelt-board by m...	07/12/2005
6910354	Process and an apparatus for processing animal hides A process for treating animal hides includes spreading the hides (1) to be treated astride respective supporting plates (2) and introducing the plates into a container (10). Afterwards, the container (10) is closed hermetically and set un...	06/28/2005
6786067	Device for the slicking, stretching and drying of leather or similar flat materials such as hides, skins and the like The invention relates to a device for fleshing, stretching and drying leather or similar flat materials such as skins and furs. The device consists of movable lamellae which can be extended from the center outwards and which under vacuum and the cooperation of a pre...	09/07/2004
6615621	Device for fleshing, stretching and drying leather or similar flat materials such as skins, furs and such like The invention relates to a device for fleshing, stretching and drying leather or similar flat materials such as skins and furs. The device consists of movable lamellae which can be extended from the center outwards and which under vacuum and the cooperati...	09/09/2003
6387135	Treatment of hides A process and apparatus for the treatment of hides and skins (3). The hide or skin is placed on a support (1, 2) and sealed to the support around the edges of the skin or hide. A treatment liquor is then supplied under pressure between the skin or hide an...	05/14/2002
6112559	Hide stretching apparatus A modular oscillating head, particularly for stretching and softening industrial hides and similar products, comprising flexible mats (31, 32) for the continuous longitudinal advancement of the hides between at least one pair of plates with facing tools u...	09/05/2000
5970754	Device for continuously adjusting the working pressure for staking machines with beating plates A device for automatically adjusting the staking pressure in staking machines with beating plates, wherein the machine includes at least one fixed plate (5) and at least one moving plate (4) which face each other and are provided with complementarily shap...	10/26/1999
5868798	Treatment of hides A process and apparatus for treating animal skins or hides (10) comprises stretching the hide to extend it and to open the structures and mounting the hide in a frame (15) by ties (12) extending between the hide edge attachments (11) and the frame. The hi...	02/09/1999
5396721	Tensioning device A holding and tensioning device for leather and leather-like pieces of material having a pallet and a pair of adjustable positioning clamps mounted on the pallet is provided. Advantageously, the device of the instant invention is capable of holding the pi...	03/14/1995
5291759	Process and equipment for stretching of leather A process for stretching leather and similar flat materials, characterized by at least one part of an initial surface of a piece of leather is placed on a bearing surface which is slidable with respect to the leather, the piece of leather being loaded wit...	03/08/1994
5184487	Machine for softening and stretching laminar products, particularly tanned hides A method for softening and stretching tanned hides, in a substantially manner, by applying on both sides of the hides opposite and reciprocating forces with a predetermined stroke which are substantially perpendicular to the surfaces of the hides, such fo...	02/09/1993
4811576	Hoop for stretching animal pelts Animal pelts of varying sizes are stretched on a hoop made of a single length of elongated resilient metal bar formed into a circular shape with its ends overlapping in a portion of its circumference. One end of the bar is terminated with a swivelled clam...	03/14/1989
4487041	Method and apparatus for drying moist skins A method and apparatus for proportionally stretching a skin in multiple directions from the center of the skin. The degree of stretching is proportional to the distance of the periphery of the skin from its center. The skin is clamped at its periphery to ...	12/11/1984
4442687	Apparatus for the tentering of skins or hides in the manufacture of leather In this tentering device the skin to be tentered is placed on a tentering frame in which a plurality of tentering clamps are displaceably held on radial guides, the skin being grasped by said tentering clamps is stretched by means of transmitted pulling f...	04/17/1984

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Class 69/19.1 - Stretcher