Loin puller
US5295898A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 22, 1992 |
| Grant date | Mar 22, 1994 |
| Priority date | — |
| Expiry date | Dec 22, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA22C17/0046
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An improved loin puller (10) for trimming the back fat (34) from a loin (32) and from a rib portion (37) which are attached to a carcass half (3o) by using an automated system having a variable width and depth of cut. A frame (12) is provided to support the individual components of the improved loin puller (10) a selected distance above a support surface (38). A conveyor belt (50) is provided for conveying the carcass half (30) toward a cutting blade (76). Loin and rib engagement chains (56, 57) are provided for pulling the loin (32), ribs (37), and associated back fat (34) toward and across the cutting blades (76,158) which are provided for separating the loin (32) and ribs (37) from the back fat (34). selectively controlling the depth of cut. A cutting width adjustor (22) is provided for selectively varying the width of the cut without substantially varying the depth of the cut. A cutting blade heater ( 28) is provided for heating each of the cutting blades (76,158) to soften the fat being cut and thus ease the cutting pressure required. A second conveyor belt (118) may be provided for supporting and conveying the front portion of the carcass half (36). A stationary support shelf…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.