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CHAMBER-CRANK TRAINS. Swinging Block (<7 3 'P- i -) b
PLATE XVII.
FIG. 1. Reuleaux. (example.
FIG. 2. Simpson and Shipton. (Eng.)
FIG. 3. Knott. (Pp.)
FIG. 4. Wedding. (Blower.)
CHAMBER-CRANK TRAINS. Swinging Block (<7 3 'P- i -) b
PLATE XVII.
FIG. 1. Reuleaux. (example.
FIG. 2. Simpson and Shipton. (Eng.)
FIG. 3. Knott. (Pp.)
FIG. 4. Wedding. (Blower.)