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| Number | Title | Issue Date |
| 6205980 | High-pressure delivery pump A high-pressure delivery pump is provided which includes a high-pressure cylinder and a plunger displaceable within the high-pressure cylinder. The high-pressure delivery pump also includes an eccentric pin which is arranged on a drive shaft having an axi... | 03/27/2001 |
| 6132193 | Displacement machine for compressible media A housing (7") of the displacement machine for compressible media includes an end wall (28). Placed onto the housing (7") in the axial direction is a hood (50), which, together with the end wall (28), bounds a space (51). The two inlets (12, 12'), which a... | 10/17/2000 |
| 6024207 | Feed device for a packaging machine A feed device for a packaging machine having two conveying elements that circulate adjacent to one another at least along an operating path between a loading station and an unloading station. The conveying elements are driven by separate drive motors each... | 02/15/2000 |
| 5775068 | Bag forming, filling and sealing machine with endless supporting belts An arrangement for an endless belt includes an endless belt having an inside adapted to be driven by a transport wheel and an outside. Elastic fingers are attached to the outside of the endless belt. The elastic fingers are substantially evenly spaced fro... | 07/07/1998 |
| 5771660 | Transverse sealing apparatus for a tubular bag packaging machine Two holders (27-30) arranged on both sides of the mid-plane (4) of a conveyed tubular bag (1) are rotated in parallel directions by crank mechanisms (15-18). A sealing jaw (37) or matching jaw (38) is vertically guided in the holders (27-30) and prestress... | 06/30/1998 |
| 5615994 | Article conveying, grouping and storing apparatus An apparatus for conveying, grouping and storing flat articles includes a storing device which has a plurality of gondolas each having a plurality of vertically spaced, generally horizontally oriented, superposed storing shelves; a gondola support and con... | 04/01/1997 |
| 5501559 | Screw connection for joining two components A screw connection includes a first component having an outer surface and a countersunk bore extending from the surface and having a cylindrical portion adjoining the outer surface of the first component. There is further provided a second component adjoi... | 03/26/1996 |
| 5477656 | Apparatus for making groups of interconnected bag packages A cutting apparatus for separating a series of an indeterminate number of end-to-end connected bag packages into groups of a predetermined number of end-to-end connected bag packages includes a first rotary member including a knife; a second rotary member... | 12/26/1995 |
| 5450941 | Apparatus for separating, conveying and grouping flat items An apparatus for separating, conveying and grouping flat items includes a supply chute for advancing the items in a face-to-face orientation in a series of indeterminate length; a conveying track adjoining the supply chute for receiving items therefrom; a... | 09/19/1995 |
| 5423409 | Apparatus for forming a plurality of article rows from a single article row An apparatus for forming a plurality of output rows from a single input row of articles has a conveyor advancing articles in a row parallel to the conveying direction; a deflecting device including an endless deflecting belt trained about two end rollers ... | 06/13/1995 |
| 5415240 | Drilling device for a rock drill The invention concerns a rock drill (2) for activating a rotatable and reciprocable drill steel assembly (FIG. 1 ). A reversible motor (50) is coupled to a striking bar (3) for rotating the drill steel. The striking bar is struck by a percussion piston (1... | 05/16/1995 |
| 5383761 | Apparatus for selectively separating articles from a stack using wheel mounted pushers An apparatus for separating and sequentially conveying articles from an article stack includes an article accumulator in which the article stack is formed, a wheel, and a plurality of article pushers mounted on the wheel. Each article pusher has an articl... | 01/24/1995 |
| 5372000 | Apparatus for filling flexible bags An apparatus for filling flexible bags includes an endless conveyor having a generally horizontally oriented upper run; and a plurality of bag holders mounted on the conveyor and distributed therealong. Each bag holder includes two cooperating plates exte... | 12/13/1994 |
| 5356363 | Apparatus for making flat packaging bags from a flexible sheet of synthetic material An apparatus for making flat packaging bags from a flexible web of indeterminate length includes a machine frame; a sled mounted on the machine frame for travel parallel to the direction of web advance; a first drive for reciprocating the sled parallel to... | 10/18/1994 |
| 5322154 | Conveyor for forming a column of uniformly spaced articles An apparatus for forming a column of spaced articles has a supply belt and a downstream-adjoining removal belt. The article transfer location between the two belts is formed by belt-supporting end rollers, one defining the downstream end of the supply bel... | 06/21/1994 |
| 5256029 | Method and apparatus for forming article groups An apparatus for forming article groups from flat articles includes a belt conveyor for advancing thereon an article column formed of individual, flat-lying articles; a sensor supported above the conveyor surface for sensing the presence of articles on th... | 10/26/1993 |
| 5222813 | Packaging bag having tear-open means A packaging bag made of sheet material includes a longitudinal seal situated at the longitudinal bag edge and extending parallel to the bag length. The longitudinal seal bonds together at least two layers of sheet material. The packaging bag further has t... | 06/29/1993 |
| 5136924 | Silencer for firearms A silencer for use with pistols with a fixed or tilting barrel. The design configuration is such that the sighting line is retained when the silencer is fitted. Handleability of the weapon is not seriously adversely affected by the design configuration an... | 08/11/1992 |
| 4955794 | Apparatus for forming and conveying groups of flat stacked items A stacking apparatus for forming groups of face-to-face contacting flat items comprises a supply conveyor for advancing a column of serially arranged, flat-lying items; a stack-forming unit situated in a charging station and arranged for sequentially rece... | 09/11/1990 |
| 4940129 | Apparatus for regrouping articles from a first conveyor to a second conveyor A conveyor apparatus for regrouping articles from parallel-arranged first columns to form parallel-arranged second columns includes a first conveyor carrying the first columns of articles; two horizontally spaced endless carrier elements circulating in a ... | 07/10/1990 |
| 4938391 | Convertible metering apparatus for different flowable goods of unlike consistency A convertible metering apparatus for dispensing metered quantities of different flowable goods of unlike physical properties comprises a housing defining a material storge chamber therein; a motor; and a drive shaft being rotatably connected to the motor ... | 07/03/1990 |
| 4924657 | Method and circuitry for controlling the operation of a packing machine A packing machine includes a supply conveyor arranged for advancing articles to be wrapped; a first motor drivingly connected to the supply conveyor; a second motor arranged for advancing a wrapper sheet codirectionally with the advance of articles; a sea... | 05/15/1990 |
| 4921398 | Apparatus for stacking and conveying wafer-like articles An apparatus for forming consecutive groups of face-to-face stacked, flat articles includes an input conveyor for advancing the articles arranged in a flat-lying orientation and in a column of indeterminate length; a downwardly curving track arranged for ... | 05/01/1990 |
| 4907492 | Apertured valve disposed in hollow piston rod of follower-type motor A piston is moveably arranged in a cylindrical bore of a housing and the piston rod extends through one end of the housing for connection to a unit to be controlled. A very high variable control rate of the piston is made possible by a control slide valve... | 03/13/1990 |
| 4895487 | Conveyor apparatus for advancing groups of flat articles, particularly baked confectionery items A conveying system having an input end receiving flat, generally disc-shaped articles in a flat-lying orientation and arranged in at least one column of indefinite length and an output end discharging the articles in consecutive article groups wherein eac... | 01/23/1990 |
| 4890724 | Conveyor with articles carriers mounted on an endless chain A conveyor includes a conveyor track; a throughgoing slot provided in the conveyor track; an endless sprocket chain composed of chain links articulated to one another by link pins; support pins mounted on the chain and constituting an axial extension of a... | 01/02/1990 |
| 4865092 | Volumetric metering apparatus for granular material A volumetric metering apparatus for dosing constant quantities of granular material includes a generally vertically oriented shaft having a shaft axis, a cylindrical trough having a generally horizontal trough base and being mounted on the shaft for rotat... | 09/12/1989 |
| 4846607 | Device for the guiding and positioning of support plates on a demolition machine for underground construction Support plates used in so-called rock bolting for supporting the roof in an underground excavation, such as a tunnel or mine, are positioned initially by a parallelogram bar structure that is attached to a moveable shield that is moveable upwardly toward ... | 07/11/1989 |
| 4832536 | Anchor drilling unit An anchor drilling unit for use in rock bolting includes a rock drill with chuck traveling along a carriage, which drilling unit is improved by a special tool exchange device that can move parallel to the carriage and can also rotate relative to the rock ... | 05/23/1989 |
| 4832167 | Method and apparatus for grouping articles An apparatus for separating article groups from a stream of flat articles, comprises an inclined chute on which a stream of flat articles arranged in an edgewise standing, face-to-face oriented, stacked relationship are advanced, an article group receivin... | 05/23/1989 |
| 4828101 | Apparatus for separating article groups of variable length from a stacked article series An apparatus for cyclically separating articles in groups, includes a guide floor on which the articles are forwarded in a direction of advance in an edgewise standing orientation to form an article stack of undetermined length thereon; a pickup gate arra... | 05/09/1989 |
| 4815581 | Apparatus for separating items conveyed in a contacting series An apparatus for separating articles advanced in series and in a mutually contacting relationship, includes a first conveyor advancing the articles in a series and in contact with one another on a first conveyor surface, and a second conveyor arranged for... | 03/28/1989 |
| 4809481 | Method and apparatus for switching on and off a packing machine A method of operating a packaging line comprises the following steps: (a) sensing the absence and presence of an operationally sufficient quantity of wrapper sheet supply for a bag making station of the packaging line; (b) sensing the absence and presence of a... | 03/07/1989 |
| 4768301 | Magazine holder and magazine suitable for right and left handed release An important factor in firearms suitable for combat is the capability to permit replacing the magazine with one hand, that is, to permit the user to eject an emptied magazine by releasing it with the shooting hand and permitting it to drop out automatical... | 09/06/1988 |
| 4733779 | Package for paste-like products and wrapper blank for use with the package A package for slabs of butter of the type including a lower tray part and an upper tray part wherein the lower tray part does not have any edges protruding beyond the plane of a middle butter support field so that the butter can easily be cut into portion... | 03/29/1988 |
| 4729471 | Chain conveyor for transporting packaging containers A chain conveyor for conveying containers and composed of a chain extending over a closed conveyor path having straight and curved portions, the chain being composed of links and roller pins connecting the links together and extending transverse of the co... | 03/08/1988 |
| 4723701 | Method of making a wrapper sleeve package and package made by the method A wrapped article and a method of packaging it in a wrapper of sealable material includes the steps of surrounding the article about its side faces with the wrapper, providing the wrapper with a longitudinal seam to obtain a wrapper sleeve projecting beyo... | 02/09/1988 |
| 4720006 | Apparatus for separating and conveying elongate articles An apparatus for separating and conveying elongate items includes a first pair of side-by-side arranged conveyor belts driven in a conveying direction at identical speeds, a second pair of side-by-side arranged conveyor belts being in longitudinal alignme... | 01/19/1988 |
| 4718538 | Method and apparatus for conveying flat articles A conveyor apparatus is divided into a plurality of end-to-end arranged conveyor tracks to advance flat items, in an edgewise upstanding, face-to-face engaging orientation to an item processing machine situated downstream of the conveyor apparatus. Each c... | 01/12/1988 |
| 4673042 | Pneumatic hammer A pneumatic hammer includes a cylinder tube, a piston received in the cylinder tube for reciprocation therein; a device for alternatingly introducing pressurized air into first and second cylinder chambers on either side of the piston for driving the pist... | 06/16/1987 |
