diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..9d89303
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,8 @@
+bin
+include
+lib64 
+share
+lib
+*.step
+*.stl
+*.cfg
\ No newline at end of file
diff --git a/pretiosius.py b/pretiosius.py
new file mode 100644
index 0000000..fbe0e58
--- /dev/null
+++ b/pretiosius.py
@@ -0,0 +1,258 @@
+#%%
+from build123d import *
+from ocp_vscode import *
+from math import sin, cos, pi
+
+import copy
+set_defaults(reset_camera=Camera.KEEP, render_joints=True, helper_scale=8)
+# %%
+y = 120
+height = 6
+pad = 2
+s = 0.8
+s1 = 0.7
+#%%
+with BuildPart() as ring:
+    with BuildSketch(Plane.XY) as sk:
+        with BuildLine() as outline:
+            c1 = Bezier((-pad,y,0),(-pad,y+3,0),(height+pad,y+3,0),(height+pad, y, 0))
+            c2 = Bezier((-pad,y,0),(-pad,y-2,0),(height+pad,y-2,0),(height+pad, y, 0))
+            
+            #c1 = Spline([(-pad,y,0),(height+pad,y,0)], tangents=[(0,1),( 0,-1)], tangent_scalars=[s,s])
+            #c2 = Spline([(-pad,y,0),(height+pad,y,0)], tangents=[(0,-1),(0,1)], tangent_scalars=[s1,s1])
+           
+        make_face()
+    revolve(axis=Axis.X)
+    
+show(ring,outline)    
+
+# %%
+outer_ring_surface = Face.revolve(c1, 360, Axis.X)
+# cut ring in half and use the outer edge that got created by the cut
+#outer_ring_path = (copy.copy(ring.part)-(Pos(X=10+height/2)*Box(20,50,50))).edges().sort_by(Axis.X)[-1]
+outer_ring_path = ring.part.edges().sort_by(Axis.X)[0]
+
+show(ring,outer_ring_surface,outer_ring_path)
+
+# %%
+def sinus_signal(periods, width, height,n):
+    dw = (width) / (n-1)
+    dphi = periods * 2 * pi / (n-1)
+    t = 0.5 # thickness
+    pts = [( t+0.1+dw*i, t+0.1+(height/2)*(1+sin(dphi*i))) for i in range(n)]
+    with BuildSketch() as sk:
+        with BuildLine() as signal:
+            Polyline(pts)
+            offset(amount=t)
+        make_face()
+    return sk
+
+sig = sinus_signal(1,outer_ring_path.length/3, 5, 60)
+show(sig)
+#%%
+wrapped_sig = outer_ring_surface.wrap_faces(sig.faces(), outer_ring_path)
+
+show(ring, wrapped_sig)
+
+# %%
+width = 3
+
+ri = 10
+rm = ri+2
+ro = ri+4
+
+
+p = Pos(ri,0,0)
+
+def string_to_binary_string(s:str):
+    return ''.join(["{0:08b}".format(ord(c)) for c in s])
+
+def build_signal2D(binstring, width):
+    hheight = height - 1
+    print(f"{width=}  {hheight=}")
+    n = len(binstring)
+    dw = width/n
+    h = 0.5 if binstring[0] == "0" else hheight
+    pts = [(h,+ 0.5)]
+    for i, b in enumerate(binstring):
+            pos_flank = (b == "0" and binstring[(i+1)%n] == "1")
+            neg_flank = (b == "1" and binstring[(i+1)%n] == "0")
+            #print(f"{pos_flank*1}{neg_flank*1}")
+            if pos_flank or neg_flank:
+                x =  dw*(1+i) if i < len(binstring)-1 else dw*(1+i) -0.5
+                pts.append((h,x))
+                #print(f"- {i} {b}")
+            if pos_flank:
+                h = hheight
+                #print(f"^ {i} {b}")
+                pts.append((h,x))
+            if neg_flank:
+                #print(f"v {i} {b}")
+                h = 0.5
+                pts.append((h,x))
+    #print(f"{pts = }")
+    with BuildSketch() as sk:
+        with BuildLine() as signal:
+            Polyline(pts)
+            offset(amount=0.4)
+        make_face()
+        #rrr = Rectangle(width, height,mode=Mode.PRIVATE)
+    return sk
+
+# %%
+sig = build_signal2D("100010",outer_ring_path.length-0.0)
+show(sig.face())
+# %%
+wrapped_sig = outer_ring_surface.wrap_faces(sig.faces(), outer_ring_path)
+
+show(ring, wrapped_sig)
+#show(sig)
+
+
+# %%
+def build_signal_A(binstring, ri):
+    n = len(binstring) 
+    ro = ri+1
+    dphi =2*pi/(n+0)
+    dp = dphi/10
+    dh = min(dp*ro, 18*pi/180)
+    
+    a = 1
+    tngu = lambda phi, d: (a*cos(phi), a*sin(phi), d)
+    tngd = lambda phi, d: (-a*cos(phi), -a*sin(phi), d)
+
+    with BuildPart() as signal:
+        with BuildLine(Plane.XY) as path_builder:
+            segments = []
+            h = 0 if binstring[0] == "0" else height
+            same_bits_streak = 0
+            for i, b in enumerate(binstring):
+                pos_flank = (b == "0" and binstring[(i+1)%n] == "1")
+                neg_flank = (b == "1" and binstring[(i+1)%n] == "0")
+                same_bits_streak += 1
+                if neg_flank or pos_flank or (i == n-1):
+                    phi0 = dphi*(i-same_bits_streak+1)
+                    phi1 = dphi*(i-same_bits_streak+1+0.5*same_bits_streak)
+                    phi2 = dphi*(i+1)
+                    phi0_pad = phi0 + dp
+                    phi2_pad = phi2 - dp
+                    #if segments:
+                    #    segments.append(Spline(segments[-1]@1,p1, tangents=[segments[-1]%1, tngu(phi2, -1)]))
+                    segments.append(ThreePointArc(
+                                (ri * cos(phi0_pad), ri * sin(phi0_pad),h),
+                                (ri * cos(phi1), ri * sin(phi1),h),
+                                (ri * cos(phi2_pad), ri * sin(phi2_pad),h),
+                    ))
+                    same_bits_streak = 0
+                    p1 = (ri * cos(phi2), ri * sin(phi2),height-dh)
+                    p2 = (ri * cos(phi2), ri * sin(phi2),dh)
+                #l = segments[i]
+                if neg_flank:
+                    h = 0
+                    segments.append(Spline(segments[-1]@1,p1, tangents=[segments[-1]%1, tngu(phi2, -1)]))
+                    segments.append(Spline(p1,p2,
+                                          tangents=[tngu(phi2, -1), tngd(phi2, -1)]))
+                if pos_flank:
+                    h = height
+                    segments.append(Spline(p2,p1,
+                                          tangents=[tngu(phi2, 1), tngd(phi2, 1)]))
+
+           # l1 = segments[0]
+        with BuildSketch(Plane( segments[0] @ 0, z_dir=segments[0] % 0)) as x_section:
+            Circle(0.5)
+        #return path_builder
+        sweep(transition=Transition.ROUND)
+    return signal
+
+
+
+
+def build_signal_B(binstring, ri):
+    n = len(binstring)
+    ro = ri+1
+    dphi =2*pi/(n+0) # how much angle per bit
+    dp = 0.81/ri/pi#dphi/10 # how much of that used for curvature
+    dh = min(dp*ro, 10*pi/180)
+    
+    a = 1
+    tngu = lambda phi, d: (a*cos(phi), a*sin(phi), d)
+    tngd = lambda phi, d: (-a*cos(phi), -a*sin(phi), d)
+    
+    def build_segments(pre_segments=[]):
+        segments = []
+        h = 0 if binstring[0] == "0" else height
+        same_bits_streak = 0
+        i_hoz = 0
+        ns = len(pre_segments)
+        for i, b in enumerate(binstring):
+            pos_flank = b == "0" and binstring[(i+1)%n] == "1"
+            neg_flank = b == "1" and binstring[(i+1)%n] == "0"
+            same_bits_streak += 1
+            if neg_flank or pos_flank or (i == n-1):
+                phi0 = dphi*(i-same_bits_streak+1)
+                phi1 = dphi*(i-same_bits_streak+1+0.5*same_bits_streak)
+                phi2 = dphi*(i+1)
+                phi0_pad = phi0 + dp
+                phi2_pad = phi2 - dp
+                #if segments:
+                #    segments.append(Spline(segments[-1]@1,p1, tangents=[segments[-1]%1, tngu(phi2, -1)]))
+                segments.append(ThreePointArc(
+                            (ri * cos(phi0_pad), ri * sin(phi0_pad),h),
+                            (ri * cos(phi1), ri * sin(phi1),h),
+                            (ri * cos(phi2_pad), ri * sin(phi2_pad),h),
+                ))
+                i_hoz += 1
+                same_bits_streak = 0
+                p1 = (ri * cos(phi2), ri * sin(phi2),height-dh)
+                p2 = (ri * cos(phi2), ri * sin(phi2),dh)
+            #l = segments[i]
+            if neg_flank:
+                h = 0
+                if pre_segments:
+                    segments.append(Spline(pre_segments[i_hoz-1]@1,p1, tangents=[pre_segments[i_hoz-1]%1, tngu(phi2, -1)]))
+                    segments.append(Spline(p1,p2,
+                                      tangents=[tngu(phi2, -1), tngd(phi2, -1)]))
+                    segments.append(Spline(p2, pre_segments[i_hoz%ns]@0, tangents=[tngd(phi2, -1), pre_segments[i_hoz%ns]%0]))
+            if pos_flank:
+                h = height
+                if pre_segments:
+                    segments.append(Spline(pre_segments[i_hoz-1]@1,p2, tangents=[pre_segments[i_hoz-1]%1, tngu(phi2, 1)]))
+                    segments.append(Spline(p2,p1,
+                                      tangents=[tngu(phi2, 1), tngd(phi2, 1)]))
+                    segments.append(Spline(p1, pre_segments[i_hoz%ns]@0, tangents=[tngd(phi2, 1), pre_segments[i_hoz%ns]%0]))
+
+        return segments
+        
+    pre_segments = build_segments()#???
+
+
+    with BuildPart() as signal:
+        with BuildLine(Plane.XY) as path_builder:
+            #path_builder.mode=Mode.PRIVATE
+            segments = build_segments(pre_segments)
+            #segments = build_segments()
+           # l1 = segments[0]
+        with BuildSketch(Plane(segments[0] @ 0, z_dir=segments[0] % 0)) as x_section:
+            Circle(0.4)
+            #Rectangle(0.8,0.8)
+        #return path_builder
+        sweep()
+        #sweep(transition=Transition.ROUND)
+    signal.label="decor"
+    #return pre_segments
+    return path_builder
+    #return signal
+
+# %%
+#binstr = '0101100'#
+#binstr = '110101000'#
+binstr = string_to_binary_string("munsel")
+#binstr = string_to_binary_string("nonpostrans")
+signal = build_signal_B(binstr, ri+width+0.3)
+#show(signal,ring, transparent=True)
+show(signal, transparent=True)
+
+
+#%% 
+product = Compound(label="ring", children=[ring.part, signal.part])
+show(product)
\ No newline at end of file
diff --git a/psorias_releaser.py b/psorias_releaser.py
new file mode 100644
index 0000000..c7f2174
--- /dev/null
+++ b/psorias_releaser.py
@@ -0,0 +1,62 @@
+def build_psorias_release(L = 216, W = 127, H = 135,PEAK2PEAK = 160, h_bottom = 15):
+
+    R0 = 40
+    R1 = 8
+    R2 = 40
+    R3 = 30
+    w_cut_inside = (PEAK2PEAK / 2) - R1-1
+    w_cut_outside = (L / 2) - w_cut_inside - (2 * R1)
+    print(f"{w_cut_inside = } {w_cut_outside = }")
+    
+    h_bend = 70
+    w_bend = w_cut_outside - 8
+    h_rect = 10
+    w_slope = 10
+
+
+    with BuildPart() as p:
+        with BuildSketch(Plane.XZ) as s:
+            with Locations((0,H-R0)):
+                Circle(R0)
+            with Locations((0,0)):
+                Rectangle(W, h_rect)
+            make_hull()
+        extrude(amount=L/2)
+        with BuildSketch(Plane.YZ.offset(-W/2)) as s:
+            with Locations((-(L-w_cut_inside)/2, H+h_rect/2)):
+                Rectangle(w_cut_inside, h_rect)
+            with Locations(((-L+w_cut_inside-w_slope-R2-1)/2, h_bottom+h_rect/2)): 
+                Rectangle(w_cut_inside-w_slope-R2, h_rect)
+            with Locations((-(L-w_cut_inside+R2-w_slope)/2, h_bottom+R2)): 
+                Circle(R2)
+            make_hull()
+        extrude(amount=W, mode=Mode.SUBTRACT)
+        with BuildSketch(Plane.YZ.offset(-W/2)) as s:
+            with Locations((-w_cut_outside/2, H+h_rect/2)):
+                Rectangle(w_cut_outside, h_rect)
+            with Locations(((h_rect)/2, h_rect)): 
+                Rectangle(h_rect, h_rect)
+            with Locations((-w_bend+R3, h_bend)): 
+                Circle(R3)
+            make_hull()
+        extrude(amount=W, mode=Mode.SUBTRACT) 
+        fillet(p.edges().sort_by(Axis.Z)[-1], radius=R1) 
+        fillet(p.edges().sort_by(Axis.Z)[-3], radius=R1)
+        #scale(by=(1,1,0.8), mode=Mode.SUBTRACT)
+        mirror(p.part, about=Plane(p.faces().group_by(Axis.Y)[0][0]))
+    return p
+
+p = build_psorias_release()
+p1 = build_psorias_release(L = 216, W = 110, H = 100,PEAK2PEAK = 160, h_bottom = 15)
+p2 = p.part - p1.part.locate(Location((0.,0,-25.)))
+
+p2
+
+# %%
+p1 = copy.copy(p.part)
+p1 = scale(p1, by=(0.8,0.95,0.8)).locate(Location((0.,-(1-0.95)*W/2.-2.5,-25.)))
+p2 = p.part-p1
+
+p2.export_step("psoas_releaser.step")
+
+
diff --git a/water_blesser.py b/water_blesser.py
index df8925e..f83a154 100644
--- a/water_blesser.py
+++ b/water_blesser.py
@@ -1,7 +1,7 @@
 #%%
 from build123d import *
 from ocp_vscode import *
-from bd_animation import AnimationGroup, clone, normalize_track
+#from bd_animation import AnimationGroup, clone, normalize_track
 
 import copy
 set_defaults(reset_camera=Camera.KEEP, render_joints=True, helper_scale=8)
@@ -83,7 +83,43 @@ show(psu_holder)
 
 # %%
 rg=74
-with BuildPart() as glass_holder:
+rg1=83
+rg2=68
+rgr=2
+
+with BuildPart() as glassholder_rod:
+    with BuildLine(Plane.XZ) as ghp:
+        FilletPolyline((rg/2+rgr,3),(rg/2+rgr,10),(rg/4,20),(rg/4,60),(rg1/2+rgr,114),\
+                       (rg2/2+rgr,200),radius=10)
+    with BuildSketch(Plane((rg/2+rgr,0,0),z_dir=(0,0,1))):
+        Rectangle(rgr*2,rgr*2)
+    sweep()
+    # lower screw mounts
+    with BuildSketch():
+        with Locations((rg/2,-2)):
+            Circle(6)
+        with Locations((rg/2+2,-4)):
+            Circle(1.55,mode=Mode.SUBTRACT)
+    extrude(amount=3)
+    # upper screw mounts
+    with BuildSketch(Plane.XY.offset(197)):
+        with Locations((rg/2,-2)):
+            Circle(6)
+        with Locations((rg/2+2,-4)):
+            Circle(1.55,mode=Mode.SUBTRACT)
+    extrude(amount=3)
+    Cylinder(rg/2,6,mode=Mode.SUBTRACT)
+    with Locations((0,0,197)):
+        Cylinder(rg2/2,6,mode=Mode.SUBTRACT)
+    with Locations((rg2/2,8)):
+            Box(30,12,500,mode=Mode.SUBTRACT)
+    #with Locations((0,0,200))
+show(glassholder_rod, ghp)
+# %%
+export_step(glassholder_rod.part, 'glassholder_rod.step')
+
+# %%
+with BuildPart() as glass_holder_base:
     with BuildSketch() as sk:
         Circle(rg/2+2)
     extrude(amount=4.5)
@@ -98,9 +134,112 @@ with BuildPart() as glass_holder:
         Cylinder(rg/2,3,mode=Mode.SUBTRACT)
     with Locations((-rg/4-1,0,6)):
         Box(rg/2+2,rg+4,10,mode=Mode.SUBTRACT)
-    fillet(glass_holder.edges().group_by(Axis.Z)[5].filter_by(GeomType.CIRCLE), radius=1.6)
+    fillet(glass_holder_base.edges().group_by(Axis.Z)[5].filter_by(GeomType.CIRCLE), radius=1.6)
     Cylinder(rg/2-10, 2,mode=Mode.SUBTRACT)
+
+    with PolarLocations(rgr,3):
+        with Locations((rg/2,-2,0)):
+            Cylinder(6,1,align=[Align.CENTER,Align.CENTER,Align.MIN])
+        with Locations((rg/2+2,-4)):
+            Cylinder(1.55,10,mode=Mode.SUBTRACT)
+show(glass_holder_base)
+# %%
+export_step(glass_holder_base.part, 'glassholder_base.step')
+
+#%%
+with BuildPart() as glassholder_top:
+    with BuildSketch(Plane.XY.offset(200)):
+        Circle(rg2/2+rgr*2)
+        with Locations((-rg2/2+6,0)):
+            Rectangle(14,rg)
+        Circle(rg2/2,mode=Mode.SUBTRACT)
+        with PolarLocations(rgr,3):
+            with Locations((rg2/2,-2,0)):
+                Circle(6)
+            with Locations((rg2/2+2,-4)):
+                Circle(1.55,mode=Mode.SUBTRACT)
+    extrude(amount=4)
+    with Locations((-rg2/2+4,-rg2/2-5,202),(-rg2/2+4,rg2/2+5,202)):
+        Cylinder(5.6/2, 20, rotation=(90,0,0))
+    Cylinder(rg2/2, 500, mode=Mode.SUBTRACT)
+    with Locations((0,0,205),(0,0,199)):
+        Box(120,120,2,mode=Mode.SUBTRACT)
+
+show(glassholder_top)
+# %%
+export_step(glassholder_top.part, "glassholder_top.step")
+
+#%%
+with BuildPart() as glassstem_holder:
+    with Locations((-8.5,0,0)):
+        Box(10,rg/2,2)
+    with PolarLocations(rg/4+2, 3):
+        Box(4,4,100,mode=Mode.SUBTRACT)
+    fillet(glassstem_holder.edges().group_by(Axis.X)[-1].filter_by(Axis.Z), radius=4)
+
+show(glassstem_holder)
+export_step(glassstem_holder.part, "glassstem_holder.step")
+# %%
+with BuildPart() as glass_holder:
+    add(glass_holder_base)
+    with PolarLocations(rgr,3):
+        add(copy.copy(glassholder_rod))
+    add(glassholder_top)
+    with Locations((0,0,50)):
+        add(glassstem_holder)
+    
+
+
+    
 show(glass_holder)
 # %%
 show(glass_holder.edges().group_by(Axis.Z)[5].filter_by(GeomType.CIRCLE))
 # %%
+def splintgen(m=1.45,h=7.2):
+    with BuildPart() as snapfit_splint:
+        with BuildSketch() as sn_sk:
+            with BuildLine():
+                Polyline((0,0),(m+0.5,0),(m+0.5,1),(m,1),(m,h),(m+0.5,h),(m+0.5,h+0.5),\
+                         (m,h+m),(m/2,h+m),(0,m*3),close=True)
+            make_face()
+            mirror(about=Plane.YZ)
+        extrude(amount=m)#50% radius
+    return snapfit_splint
+
+m3x7_splint = splintgen(h=8.5)
+show(m3x7_splint)
+#%%
+export_step(m3x7_splint.part, "m3x8_splint.step")
+
+# %%
+with BuildPart() as bearing_mount:
+    d=19.4
+    t = 1
+    Cylinder(d/2+t,7+1)
+    #Cylinder(d/2,7,mode=Mode.SUBTRACT)
+    #Cylinder(d/2-1,9,mode=Mode.SUBTRACT)
+    with Locations((-d/2-t,0,4.5)):
+        Box(1,36,17)
+    fillet(bearing_mount.edges(Select.NEW).filter_by(Axis.Z),radius=7)
+    Cylinder(d/2,7,mode=Mode.SUBTRACT)
+    Cylinder(d/2-1,9,mode=Mode.SUBTRACT)
+    with Locations((-d/2-t,0,28.5)):
+        Box(1,80,40)
+        fillet(bearing_mount.edges(Select.NEW).filter_by(Axis.X),radius=10)
+        
+    with BuildSketch(Plane.YZ.offset(-d/2-t)):  
+        with Locations((0,28.5)):        
+            with GridLocations(12,6,6,6):
+                RectangleRounded(10,4,1)
+            with GridLocations(75,10,2,4):
+                Circle(1.5)
+    extrude(amount=2,mode=Mode.SUBTRACT,both=True)    
+    
+    with Locations((d/2,0,0)):
+        Box(10,10,10,mode=Mode.SUBTRACT)
+    fillet(bearing_mount.edges(Select.NEW).filter_by(Axis.Z).group_by(Axis.X)[-1],radius=0.5)
+
+show(bearing_mount)
+# %%
+export_step(bearing_mount.part, "bearing_mount.step")
+# %%