A quick release fastener for a hand-operated band saw with a saw band run on wheels in a housing, which has a base tray and a hinged lid and on which there is a handle. The handle is fixed to an upper angled edge of the lid and located below the handle there is a spring-loaded handle bar with two bent ends. The one end is fixed at the edge of the lid and the other end engages in a groove in the base tray through a recess in the edge.

A power operated rotary knife including: a handle assembly, a head assembly and a vacuum attachment assembly. The handle assembly includes an elongated cylindrical handle housing defining a handle assembly longitudinal axis extending through a throughbore of the handle housing. The head assembly including a rotary knife blade having an intermediate driven gear, a blade housing supporting the knife blade for rotation and a frame having a lower section and an upper section. A lower section of the blade housing extending laterally from the lower section of the frame and an upper section of the blade housing extending laterally from the upper section of the frame and encircling an axially extending portion of the rotary knife blade adjacent the driven gear. The blade housing including a bearing assembly including a first bearing member disposed in the lower section and a second bearing member disposed in the upper section.

A power operated rotary knife including: a handle assembly, a head assembly and a vacuum attachment assembly. The handle assembly includes an elongated cylindrical handle housing defining a handle assembly longitudinal axis extending through a throughbore of the handle housing. The head assembly including a rotary knife blade having an intermediate driven gear, a blade housing supporting the knife blade for rotation and a frame having a lower section and an upper section. A lower section of the blade housing extending laterally from the lower section of the frame and an upper section of the blade housing extending laterally from the upper section of the frame and encircling an axially extending portion of the rotary knife blade adjacent the driven gear. The blade housing including a bearing assembly including a first bearing member disposed in the lower section and a second bearing member disposed in the upper section.

A quick release fastener is provided for a hand-operated band saw with a saw band run on wheels in a housing, which has a base tray and a hinged lid and on which there is a handle. The handle is fixed to an upper angled edge of the lid and located below the handle there is a spring-loaded handle bar with two bent ends. The one end is fixed at the edge of the lid and the other end engages in a groove in the base tray through a recess in the edge.

A cutting system that may comprise a cutting tool and a motor. The cutting tool may comprise a first end wherein the first end may have a substantially hollow, cylindrically shaped, sharpened outer edge. The motor may be mechanically coupled to the cutting tool and can be configured to cause the first end of the cutting tool to rotate around a longitudinal axis of the first end. the system may further comprise a platform that can be configured to support an item to be cut. The item to be cut may be butterflied poultry. The platform may comprise a first side that can be configured to support a first side of the item to be cut, a second side that can be configured to support a second side of the item to be cut, and an apex that may be disposed between the first side and the second side.

A holding element positions back parts or parts thereof of poultry carcasses having a neck side, a hip side, a body exterior side, and a body interior side, wherein the back part has a spinal column or parts thereof and a rib structure having at least vertebral rib pairs or parts thereof. The back part has a region, on the exterior side of the body relative to the rib structure, that has back-flesh. The holding element includes a holding device with at least one controllable clamping element. The at least one clamping element is configured and adapted to releasably fix the back part at least in some regions on the holding device by non-positive and/or positive locking engagement with the body interior side.