Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 5040383 | Freezing plant A freezing plant consists of a row of plate freezers (1, 2, 3, and 4), a feeding conveyor (5) and a removing conveyor (6). Each of the plate freezers (1, 2, 3, and 4) has a stack of freezing plates and means for stepwise lifting the stack in such a way th... | 08/20/1991 |
| 4592709 | Apparatus for insertion sticks into freezing pockets An apparatus for insertion of sticks into freezing pockets arranged row by row in a freezing machine comprises a conveyor having grooves for receiving the sticks and feeding the sticks to a number of predetermined positions. As the predetermined positions... | 06/03/1986 |
| 4546615 | Method for picking-up ice lollies from freezing pockets in an ice lolly freezing machine and picking-up device for carrying out the method Ice lollies are frozen in two-parted moulds which are inserted in rows of freezing pockets in an ice lolly freezing machine. The moulds are thawed loose from the freezing pockets in which freezing has been carried out, are lifted out of the freezing pocke... | 10/15/1985 |
| 4535605 | Apparatus for extraction of articles frozen in moulds in a freezing machine An apparatus for extraction of articles frozen in moulds in a freezing machine, comprises means for insertion of retaining means in the moulds for engagement with the articles. The apparatus further comprises means for lifting the retaining means for extr... | 08/20/1985 |
| 4505121 | Method of freezing articles in containers and apparatus for carrying out the method In order to freeze articles in containers, the side of the containers against which the material to be frozen would normally contact is provided with a frozen coating consisting of a lining material having a lower melting temperature than the material to ... | 03/19/1985 |
| 4482341 | Mechanism for converting a cross-sectionally substantially u-shaped web of wrapping material into a wrapping tube For converting a web of wrapping material from a U-shaped cross section into a tubular shape, an edge guiding mechanism is used having two edge engaging means which may be performed as suction means. Each of the suction means is supported by a pair of gui... | 11/13/1984 |
| 4410080 | Delivery device for a freezing plant An end reversing roller for a conveyor band of wire mesh is arranged at the delivery end of a freezing canal. The end reversing roller is provided with axially extending slats. The outer surfaces of the slats are spaced from the shaft of the reversing rol... | 10/18/1983 |
| 4396367 | Apparatus for use by picking up ice lollies from an ice-lolly freezing machine For picking up ice lollies which have been frozen in split moulds which are adapted to be inserted into rows of freezing pockets of an ice-lolly machine, an appartus is used comprising two rods. One of the rods is connected with one of the mould parts in ... | 08/02/1983 |
| 4377936 | Freezing or cooling plant A freezing or cooling plant comprises an apparatus having an evaporator chamber. At the lower end the apparatus is connected with a feed conduit for liquid refrigerant and a suction conduit for suctioning refrigerant vapors. Both conduits communicate with... | 03/29/1983 |
| 4342205 | Vertical plate freezer At each end of a row of freezer plates for a vertical plate freezer, a cylinder with a piston rod is arranged. The two piston rods are connected with each other by means of a beam which extends below the row of freezer plates and the beam is connected wit... | 08/03/1982 |
| 4318279 | Freezing or cooling plant comprising an oil separator A freezing or cooling plant comprises a compressor for compressing a refrigerant, and a condenser for condensing the refrigerant. Moreover, the plant comprises an apparatus to be cooled, e.g. a continuously driven ice cream freezing apparatus. An oil sepa... | 03/09/1982 |
| 4299075 | Method for packing articles into a number of strips of packing material and apparatus for carrying out the method The method is of the kind whereby a number of strips of packing material is conducted through a cross section shaping station, through a filling station at which articles are arranged on the strips, through a longitudinally extending welding station at wh... | 11/10/1981 |
| 4284188 | Apparatus for processing articles comprising elevator means for conveying carpet-formed carriers in the vertical direction An apparatus comprising elevator means for conveying carpet-formed flexible carriers in the vertical direction one about the other, an infeed station for inserting the carriers into the elevator means and an outlet station for removing the carriers from t... | 08/18/1981 |
| 4210237 | System for transferring articles from a continuously moving feeding conveyor to a receiving conveyor A method of transferring articles from a continuously moving feeding conveyor to a receiving conveyor whereby a reversing roller device, positioned within the delivery end of the feeding conveyor, is reciprocable with respect to the receiving end of the r... | 07/01/1980 |
| 4143758 | Cooling or freezing apparatus A cooling or freezing apparatus comprising a housing containing a transport for moving, in a vertical direction, carriers for the goods to be cooled or frozen in the apparatus the carriers arranged one above the other, wherein the transport being arranged... | 03/13/1979 |
| 4126250 | Apparatus for dispensing granular material An apparatus for dispensing granular material having a tendency to form lumps, comprising a container at the bottom of which an outlet opening is provided, one or more wings being provided at the bottom and being movable in such a way that the lower surfa... | 11/21/1978 |
| 4084926 | Rotary gear pump A rotary gear pump comprising two excentrically arranged gear wheels of different sizes, of which the greater gear wheel is rotatably mounted in the generally cylindrical housing of the pump and the smaller gear wheel is mounted upon a shaft which is arra... | 04/18/1978 |
| 4083199 | Contact freezing apparatus comprising mutually movable freezing plates A contact freezing apparatus comprising a plurality of freezing plates arranged with mutual distance for forming freezing spaces for accomodating the material to be frozen, the freezing plates being movable away from each other for removing the frozen mat... | 04/11/1978 |