Patents by Inventor Friedrich D. Esch

Friedrich D. Esch has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4698953
    Abstract: An apparatus for filling and handling bags with tobacco comprises (a) an intermittently rotatable turret having a plurality of stations for sequential indexing, (b) a pair of chambers at each station for receiving measured portions of tobacco to be packaged as each station is indexed at a delivery position, (c) a hopper for supplying the measured portions of tobacco to said chambers, (d) movable plates at each station for compressing the portions of tobacco within the chambers, (e) arms for receiving and clamping a pair of bags at each station as each station is indexed at a bag receiving position, and (f) chutes for discharging the compressed portions from the chambers into the bags in pairs as each station is indexed at a tobacco transfer position.Each chamber is defined by a base plate and movable jaws disposed vertically and parallel to each other.
    Type: Grant
    Filed: March 4, 1986
    Date of Patent: October 13, 1987
    Assignee: AMF Incorporated
    Inventors: Friedrich D. Esch, John G. Price
  • Patent number: 4696146
    Abstract: A packaging machine comprising:(a) an intermittently rotatable pouch filling turret (1) having a plurality of pouch receiving stations;(b) a pouch supplier (4);(c) a pouch transfer unit (5) for taking empty pouches in sequence or in pairs from said pouch supplier and delivering the pouches in pairs to a first receiving position to the filling turret;(d) means (2,3) for supplying material to be packaged in measured portions to said turret at a second receiving position of said turret;(e) means (33) for discharging the measure portions from the turret into said pouches in pairs, and(f) a pouch take-off device (6) for taking off the pairs of filled pouches at a delivery position of said turret.
    Type: Grant
    Filed: March 6, 1986
    Date of Patent: September 29, 1987
    Assignee: AMF Incorporated
    Inventors: Friedrich D. Esch, John G. Price