Mechanique
1 sub-album and 126 images in this album on 8 pages.
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Wishbone casting has been aligned and now the 6mm brake hole is thru drilled from  the rear of the casting.
Wishbone casting has been aligned and now the 6mm brake hole is thru drilled from the rear of the casting.
Viewed: 273 times.
Once the brake hole is drilled thru the casting a spot facing tool is employed to ensure perfect seating for the recessed brake bolt nut.
Once the brake hole is drilled thru the casting a spot facing tool is employed to ensure perfect seating for the recessed brake bolt nut.
Viewed: 280 times.
Last operation is clearance drilling for the brake bolt nut.
Last operation is clearance drilling for the brake bolt nut.
Viewed: 261 times.
October 2018 Strawberry Garage shop northwest corner.
October 2018 Strawberry Garage shop northwest corner.
Viewed: 239 times.
October, 2018 Strawberry Garage northeast.
October, 2018 Strawberry Garage northeast.
Viewed: 233 times.
October, 2018 Strawberry Garage looking east.
October, 2018 Strawberry Garage looking east.
Viewed: 220 times.
October, 2018 Strawberry Garage looking east/northeast.
October, 2018 Strawberry Garage looking east/northeast.
Viewed: 215 times.
October, 2018 Strawberry Garage design desk northeast corner.
October, 2018 Strawberry Garage design desk northeast corner.
Viewed: 220 times.
October, 2018 Strawberry Garage looking west.
October, 2018 Strawberry Garage looking west.
Viewed: 216 times.
Reynolds  725 GX2650 seat stays are now brass brazed (preforms inserted into the seatstays before brazing) to the LAN71 road wishbone casting all fitted up into the Marchetti fork brazing fixture.
Reynolds 725 GX2650 seat stays are now brass brazed (preforms inserted into the seatstays before brazing) to the LAN71 road wishbone casting all fitted up into the Marchetti fork brazing fixture.
Viewed: 229 times.
Experimental tapered steering column 28.6mm (1-1/8") o.d. at the fork crown end with 1.6mm wall tapering to 25.4mm (1") o.d. at the top with 1.3mm wall.  Steerer is 230mm in length and weighs 194gm.
Experimental tapered steering column 28.6mm (1-1/8") o.d. at the fork crown end with 1.6mm wall tapering to 25.4mm (1") o.d. at the top with 1.3mm wall. Steerer is 230mm in length and weighs 194gm.
Viewed: 213 times.
36tt31.75 head tube for 36x31.75 bottom head tube lug and 31.75x28.6 top head lug.  Head tube is designed for constant radius 36mm mitre for the down tube/head tube mitre and the 31.75 top tube/head tube mitre.
36tt31.75 head tube for 36x31.75 bottom head tube lug and 31.75x28.6 top head lug. Head tube is designed for constant radius 36mm mitre for the down tube/head tube mitre and the 31.75 top tube/head tube mitre.
Viewed: 218 times.
Seat lug slitting on the Bridgeport.  Old VAR tube clamp is held in a Speed Vise and the slitting saw is clamped in a Lyndex arbor.  This step is completed prior to brazing the wishbone rear triangle.
Seat lug slitting on the Bridgeport. Old VAR tube clamp is held in a Speed Vise and the slitting saw is clamped in a Lyndex arbor. This step is completed prior to brazing the wishbone rear triangle.
Viewed: 39 times.
Different view of seat lug slitting.
Different view of seat lug slitting.
Viewed: 42 times.
One more view.
One more view.
Viewed: 58 times.
David's frame head tube reaming/facing/chamfering with the SILVA head tube mill. May, 2019
David's frame head tube reaming/facing/chamfering with the SILVA head tube mill. May, 2019
Viewed: 25 times.
David's frame with dummy headset in place on an Enve fork looking more and more like a bike.  Tomorrow with any luck the rear wishbone triangle will be brazed up to the main triangle.
David's frame with dummy headset in place on an Enve fork looking more and more like a bike. Tomorrow with any luck the rear wishbone triangle will be brazed up to the main triangle.
Viewed: 36 times.
Turning a new batch of ASP 2004 HSS tube mitre cutters in 28.6, 31.7, 36.0 and 38.1.  Photo is of the 3/4" shank turning to 0.76" which will be ground to 0.75".
Turning a new batch of ASP 2004 HSS tube mitre cutters in 28.6, 31.7, 36.0 and 38.1. Photo is of the 3/4" shank turning to 0.76" which will be ground to 0.75".
Viewed: 1 time.
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