Probably French or Swiss, circa 1750.Fine and very rare steel and brass wheel slotting engine.
Cast iron frame and bed with turns mounted on a slide with stop pieces, saw chuck on pivoted and spring-loaded arm with pulley and two transmission wheels, depth adjusting screw, wooden base.Punched with illegible maker's mark on depth-control bracket.Dim. Length 47 cm., width 16 cm., height 21 cm.
CHF 5,000 - 6,000
EUR 3,500 - 4,100
USD 3,700 - 4,400
Sold: CHF 8,050
FBP, Swiss, circa 1840.Very fine wheel dividing (slotting) engine.
Horizontal brass dividing plate set with 33 rows of divisions, covering most needs, spring-loaded hinged locking arm with a thumb loop, pivoted cutting arm with a slide and a crank lever, conical blank holding fixture, brass holding arm with screw, three steel feet.Dim. 38 x 21 cm.
CHF 4,000 - 5,000
EUR 2,800 - 3,500
USD 3,000 - 3,700
Sold: CHF 6,900
A.M.D., Swiss, or French, circa 1780.Fine and rare steel fusee-cutting engine.
Head screw with a crank lever moves the cutting tool bracket via pivoted steel lever, the amount of linear displacement is controlled by adjusting the arc of the pivoted lever by placing pegs in different peg holes, attachment for cutting hook slots, cutter holder with large thumb piece, set inclined on brass foot screwed to wooden base, profile (cam) adjustment for the depth of the cut.Dim. 27 x 27 cm.
CHF 8,000 - 10,000
EUR 5,500 - 7,000
USD 6,000 - 7,400
Sold: CHF 12,305
Unsigned, Swiss or French, circa 1870.Fine brass face plate engine.
Centering plate with three dog clamps, centering post, brass bed, driven by two wheel transmission with a crank lever, two-directional slide rest controlled by two screws with knurled nuts, angular cutter adjustment, T-rest, tail stock, cast iron base.Dim. Length 44 cm.
CHF 2,500 - 3,500
EUR 1,700 - 2,400
USD 2,000 - 2,600
Sold: CHF 3,220
Unsigned, Swiss or French, circa 1820.Fine brass wheel-cutting engine.
Horizontal brass dividing plate set with 37 rows of divisions covering most needs, blank reverse, spring-loaded hinged locking arm with a thumb loop, slide "fast" cutting arm set on a slide controlled by a crank lever without a scale, three steel feet.Dim. 40 x 25 cm.
CHF 7,000 - 9,000
EUR 4,800 - 6,200
USD 5,200 - 6,700
Sold: CHF 8,050
G.P.P., Swiss or French, circa 1860.Very fine brass and steel face plate engine.
Centering plate with three dog clamps, steel bed, driven from a large crank lever wheel via additional transmission pulley, two-directional slide rest controlled by a knurled nut and crank lever, angular cutter adjustment, T-rest, tail stock, wooden base.Dim. Length 51 cm.
CHF 2,500 - 3,500
EUR 1,700 - 2,400
USD 2,000 - 2,600
Sold: CHF 3,220
GP & G., Swiss or French, circa 1860.Fine brass and steel face plate engine.
Centering plate with three dog clamps, spring-loaded centering post, steel/brass bed, driven by a two wheel transmission pulley, two-directional slide rest controlled by knurled nut and crank lever, angular cutter adjustment, T-rest, later wooden base.Signed on the head.Dim. Length 44 cm.Signed face plates are rare.
CHF 2,500 - 3,500
EUR 1,700 - 2,400
USD 2,000 - 2,600
Sold: CHF 3,105
DI - PP, Swiss or French, circa 1890.Fine pivot polishing machine (Jacob tool) with driver.
Brass Jacob turns, small pulley driven by a large brass wheel meshing with a rack on the driver holding burnisher, pulley on vertical post.Dim. Length 48 cm.
CHF 2,000 - 3,000
EUR 1,400 - 2,000
USD 1,500 - 2,200
Sold: CHF 2,530
J., Swiss, circa 1920.Fine and very rare micrometric comparator.
Steel painted black bed, head at the left with five adjustable fast positions, micrometric tail with adjustable gravitational scale, micrometric rest table, all on a wooden base.Signed on the tail stock.Dim. Length 40 cm.
CHF 1,500 - 2,500
EUR 1,000 - 1,700
USD 1,100 - 2,000
Sold: CHF 1,725
Unsigned, Swiss or French, No. 219, circa 1880.
Fine special purpose polishing tool.Cast iron painted black base, pivoted brass arm with large brass adjustable counterpoise weight with micrometric lateral adjustment, free end with U-shaped bracket for dead centers with tilt adjustment, below polishing material holder, wooden base.Dim. 19 x 32 cm.
CHF 3,000 - 4,000
EUR 2,000 - 2,800
USD 2,200 - 3,000
Unsigned, Swiss or French, circa 1880.Fine brass and steel rounding-up tool.
Crank lever wheel, micrometrically controlled feeding slide holding the wheel, single stop screw, cutter mounted between turns driven by wooden pulley, centering levers, wooden base with a drawer for additional cutters and cutter chucks.Dim. 30 x 28 cm.
CHF 1,500 - 2,500
EUR 1,000 - 1,700
USD 1,100 - 2,000
Sold: CHF 3,220
Unsigned, Swiss or French, circa 1890.Fine brass and steel rounding-up tool.
Large crank lever wheel driving the pulley through an intermediate wooden wheel, lever controlled vertical slide with two knurled stop screws, wheel between turns on a micrometric slide, centering levers, wooden base.Dim. 42 x 25 cm.
CHF 2,000 - 3,000
EUR 1,400 - 2,000
USD 1,500 - 2,200
Sold: CHF 2,415
Unsigned, Swiss or French, circa 1900.Fine nickel rounding-up tool.
Large crank lever wheel driving the pulley through an intermediate nickel wheel, lever controlled vertical slide with two knurled stop screws, wheel between turns on a micrometric slide, centering levers, wooden base with additional cutters.Dim. 33 x 28 cm.
CHF 2,000 - 3,000
EUR 1,400 - 2,000
USD 1,500 - 2,200
Sold: CHF 3,220
Unsigned, Swiss or French, circa 1890.Fine brass rounding-up tool with unusual centering device.
Large crank lever wheel driving the pulley through an intermediate brass wheel, lever controlled vertical slide with two knurled stop screws and large knurled nut for micrometric centering, wheel between turns on a micrometric slide, centering levers, wooden base with additional cutters and cutter chucks.Dim. 32 x 28 cm.
CHF 2,000 - 3,000
EUR 1,400 - 2,000
USD 1,500 - 2,200
Sold: CHF 2,990
Self centering horizontal chuck holder and a vise set on a unidirectional slide, unusually-set head with double-directional angular micrometric (and fast) adjustments, the cutter holder on spring-loaded trapezoidal slide.Dim. Height 41 cm.
CHF 4,000 - 6,000
EUR 2,800 - 4,100
USD 3,000 - 4,400
Sold: CHF 4,600
Unsigned, Swiss or French, circa 1860.Very fine brass and steel face plate engine.
Centering plate with three dog clamps, steel bed, driven from by a crank lever wheel, two-directional slide rest controlled by a knurled nut and crank lever, angular cutter adjustment, T-rest, wooden base.Dim. Length 50 cm.
CHF 2,500 - 3,500
EUR 1,700 - 2,400
USD 2,000 - 2,600
Sold: CHF 3,220
Unsigned, No. 169, Swiss or French, circa 1860.Very fine brass and steel face plate engine.
Centering plate with three dog clamps, steel bed, driven from a large crank lever wheel via additional transmission pulley, two-directional slide rest controlled by a knurled nut and crank lever, angular cutter adjustment, T-rest, tail stock, wooden base.Dim. Length 57 cm.
CHF 3,000 - 4,000
EUR 2,000 - 2,800
USD 2,200 - 3,000
Sold: CHF 3,910
Unsigned, Swiss or French, circa 1850.Very fine and rare brass wheel cutting engine.
Horizontal brass dividing plate set with 25 rows of divisions, reverse with 32 rows, spring-loaded hinged locking arm with a thumb loop, lever-operated vertical tool slide with unusual angular adjustment possibility, crank lever horizontal slide, three steel feet. Additional wheel.Dim. 35 x 24 cm.
CHF 7,000 - 9,000
EUR 4,800 - 6,200
USD 5,200 - 6,700
Sold: CHF 12,075
Heavy, well finished cast iron frame for the spindle, cast iron pulley with two speeds, brass table with three directional micrometrically-controlled movements, turntable, holding clamps, depth controlling screws for each dimension, wooden base.Dim. 32 x 28 x 23 cm.
CHF 4,500 - 6,500
EUR 3,100 - 4,500
USD 3,300 - 4,800
Sold: CHF 5,635
Unsigned, Swiss or French, circa 1880.Fine small precision drill press and/or milling machine.
L-shaped cast iron frame, vertical slide with pressing lever, bracket with lower bearing for the spindle, top of the spindle on coned adjustable rod held by slotted bracket with screw, small triple slotted chuck for drill, brass slide for material, wooden base.Dim. Height 32 mm.
CHF 1,500 - 2,500
EUR 1,000 - 1,700
USD 1,100 - 2,000
Sold: CHF 2,185