Class 452/57 - Stunning

Subclass of Class 452 - Butchering
Definition: Subject matter including devices which render unconscious
No. of patents: 27
Last issue date: 07/19/2011

Number	Title	Issue Date
7980925	Fish processing device A device for processing fish, the device comprising: an open channel through which a fish can pass; a fish processing means associated with the channel; a vertical guide plate pivotally mounted on each side of the channel, having a firing position and a retracted po...	07/19/2011
7771255	Plant and method for the stunning and killing of animals for slaughter through asphyxiation A plant for the stunning and/or slaughter of animals for slaughter includes a hermetically sealable chamber with an entrance aperture for the introduction of live animals and an exit aperture for removal of stunned or slaughtered animals, closure devices to hermetic...	08/10/2010
7575508	Processing fish including rotation thereof A fish processing system comprising a first fish guide having an entrance for receiving the fish. A striker coupled at one end of the first fish guide, the striker having a first holder that holds and releases the fish and is configured to apply a blow to the fish. ...	08/18/2009
7575507	Fish stunning apparatus A table for distributing fish which has a fish stunning apparatus is provided. The table includes a reservoir for holding a fish and water, an inlet for introducing fish into the reservoir and a stationary weir on a side of the reservoir. A water flow device adds wa...	08/18/2009
7331848	Method and system for gas stunning of poultry for slaughter A method for gas stunning of poultry for slaughter is in which the poultry arrives at the poultry slaughterhouse, for example, in transport crates, where the poultry is subjected to gas after the poultry have been taken out of the transport crates, and where the pou...	02/19/2008
7220177	Fish stunning apparatus A fish stunning apparatus comprising a fish stunning device (100) including a striker (400); said striker (400) including a cylinder and a piston (443), said piston (443) movable between a retracted position and an extended positio...	05/22/2007
7048961	Method for freezing edible marine animals Various methods useful in connection with catching and freezing fish are disclosed. Also disclosed is an immersion freezer. In preferred embodiments, fish or other items to be frozen are immersed in a cooling medium. The cooling medium comprises an organic cooling a...	05/23/2006
6769976	Stunning device for killing small animals or fish Stunning device (1) for small animals or fish of 2 kg to 7 kg weight comprises pneumatically powered piston assembly (2) which includes an extendible piston. Support (3) for piston assembly (2) includes base member (4) and multi-co...	08/03/2004
6712684	Electrical stunning device An electrical stunning device (10) to stun and immobilize an animal includes a first contact tip (15) and a second contact tip (23) to contact the animal. The first contact tip (15) is operatively connected to a first voltage wire (47	03/30/2004
6623347	Method and equipment for the production of a gas mixture A method and apparatus for producing and maintaining a gas mixture in one or more phases, in which the phases are generated in zones of, for example, a stunning tunnel or a stunning shaft. The gas mixture includes carbon dioxide gas and oxygen gas, and th...	09/23/2003
6200210	Ruminant tissue analysis at packing plants for electronic cattle management and grading meat A method is described comprising stunning a ruminant at a packing plant, and thereafter measuring tissue characteristics of the ruminant using a tissue imaging and analysis device prior to processing the ruminant to a carcass. Working embodiments of the m...	03/13/2001
6183356	Humane fish killing method and apparatus Fish, such as salmon, are caused to move along a predetermined path until the leading part of the fish hits a lever to initiate a cycle of operations comprising: a) holding the fish by releasable holding means, b) stunning the fish, c) killing the fish in such...	02/06/2001
6165528	Method of injection into meat and pickle injector for use therein Providing a method of injection into meat in which brine for curing or seasoning liquid is uniformly dispersed in a green meat efficiently and continuously without deteriorating a meat property; curing and seasoning can be accomplished without using a tum...	12/26/2000
6135872	Method and apparatus for unloading poultry Method and apparatus for unloading poultry as disclosed. A chute (35) is placed proximate the door of a coop. The door is opened and the poultry are urged out of the coop onto the chute (35). The poultry then slide down the chute (35) onto a conveyor (11)...	10/24/2000
5727996	Apparatus for use in the humane slaughter of animals A carousel arrangement for the automatic reloading of captive bolt stunners. The carousel includes stations for cartridge removal, bolt resetting and cartridge insertion. Further stations may incorporate safety checks or cooling devices....	03/17/1998
5692951	Hydraulic stunner apparatus A hydraulic stunner apparatus for use in slaughtering animals includes a housing that defines a cylinder within which a rear seat is disposed. An elongated stunner element is received in and closes off the front end of the cylinder. The stunner element is...	12/02/1997
5186677	Procedure and plant for the stunning of animals to be slaughtered at slaughterhouses Stunning of animals to be slaughtered at slaughterhouses takes place by exposing the animals for a sufficiently long period of time to an anaesthetic atmosphere, such as an atmosphere of carbon dioxide. A number of animals is first driven into a transport...	02/16/1993
5112270	Method for stunning animals for slaughter Animals for slaughter are effectively stunned by injecting or a liquid or gaseous medium in the vicinity of the neurocranium within fractions of a second. Injection takes place under high pressure and for a short time. Undesired metabolic reactions are su...	05/12/1992
5104352	Monitoring meat quality The degree of rigor in a bird or animal carcass is measured. The carcass is carried on a carrier which runs along a rail and over a slight step or drop, which subjects the carcass to a mechanical shock. A sensor monitors the variation with time of the for...	04/14/1992
4829635	Method of stunning animals for slaughter An animal is stunned before being slaughtered by first being enclosed in a chamber that is then evacuated to an intermediate pressure well below the normal high pressure the animal is used to until the animal loses consciousness but not reflexes. Then the...	05/16/1989
4757627	Pistol for slaughtering animals with automatic closure by means of the trigger Pistol for slaughtering animals with captive projectile and hinged breech block, the breech block 13 being automatically locked to the breech 10 before the explosion by means of a balancing lever 37, inside the breech block, having a head 40 at one end fo...	07/19/1988
4631779	Animal slaughtering apparatus with its cartridge feeder advanced automatically, simultaneously with the resetting of the firing pin An automatically loaded animal slaughtering apparatus comprises means (18, 20) for the stepwise advancement of a cartridge strip feeder (1) and means (13) for resetting the firing pin (10) after firing a cartridge (2); the cartridge feeder is advanced by ...	12/30/1986
4625442	Cattle stunning gun A stunning gun in which a captive bolt is extended by an explosive cartridge detonated by a trigger controlled firing pin. The trigger is a push button device having a rounded surface and a shape and construction to avoid catching the finger of the gun op...	12/02/1986
4531322	Apparatus with multiple propulsion charges for slaughtering animals An apparatus for stunning animals and which has multiple propulsive charges. The apparatus is of the type in which a spike or plunger is projected toward the head of an animal to be slaughtered. The barrel of the apparatus is mounted on a part pivoted to ...	07/30/1985
4219905	Animal stunning gun Disclosed is a stunning gun for meat animals including beef, buffalo, horses, veal, and the like comprises: a hand held pneumatic housing having a pistol grip and an actuating trigger; a forward animal contacting safety and release, arming portion; valve ...	09/02/1980
4086682	Device for use in the humane slaughtering of animals A captive bolt pistol device for use in the humane slaughtering of animals comprising two separable parts comprising a hollow cap or sleeve housing a fixed firing pin at the closed end thereof and a barrel housing the captive bolt and having a breech bloc...	05/02/1978
3973290	Method serving the stunning of animals for slaughter A method of stunning an animal prior to slaughter involves heating at least a portion of the brain of an animal, using electromagnetic wave energy which penetrates the skull of the animal. The temperature of substantial portions of the brain is raised to ...	08/10/1976

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Class 452/57 - Stunning