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| Number | Title | Issue Date |
| 8091390 | Hide folding system and method The present invention is a method and system for processing animal hides in a meat processing facility. In one embodiment, the system the system includes a grading station for determining hide grades, a measuring station for determining at least one hide dimension o... | 01/10/2012 |
| 5050409 | Method and apparatus for handling skins or hides A method of handling skins or hides having a central line of increased thickness along the back of the skin or hide between a tail end portion and a front end portion comprises displacing the skin or hide to a workstation by means of two clamping pincers ... | 09/24/1991 |
| 4802348 | Apparatus for tentering hides An apparatus for tentering a hide including endless tentering mats (1, 2) driven along continuous upper and lower paths. The mats (1, 2) are pressed together over a portion of the continuous path by compressed air. A stretching assembly that grips the mat... | 02/07/1989 |
| 4559793 | Processing plant for treating hides, skins, pieces of leather and the like The invention relates to a process of treating workpieces consisting of hides, skins, pieces of leather or the like and is characterized by subjecting the workpiece in conjunction with a drying operation to lateral and longitudinal stretching by way of a ... | 12/24/1985 |
| 4546626 | Overload-security for staking machines for leather industry An overload security system for a leather staking machine is disclosed. The system employs a disk spring package in order to release the staking plates from their predetermined positions when a certain critical pressure is exceeded. The position of the st... | 10/15/1985 |
| 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 |
| 4239572 | Method and apparatus for folding and welding the marginal edges of a cover sheet A cover sheet is disposed over a recess in a work table. A folding apparatus, including an edge folder and edge erector is disposed over the recess and lowered until the edge erector is in the recess. The edge erector includes horizontally movable plates ... | 12/16/1980 |
| 4100771 | Method and apparatus for flexibilizing leather A method of, and apparatus for, flexibilizing or softening leather or like materials wherein opposite marginal regions or lines of at least one area section of the piece of material to be worked and extending at least partially over such piece of material... | 07/18/1978 |
| 4051700 | Processing of leather This invention relates to machines for softening leather, commonly referred to as staking machines, of the type in which leather to be staked is passed between opposed interengageable processing elements the distance between which is periodically increase... | 10/04/1977 |
| 4051701 | Leather softening machines A machine for processing flat, flexible articles, such as leather, to soften them. The machine utilizes a pair of opposed undulating surfaced processing members having an advance and return movement superimposed on an up and down movement. The opposed pro... | 10/04/1977 |
