Scooter

Revision as of 00:54, 1 February 2012 by Mserebre@andrew.cmu.edu (Talk | contribs)

Bill of Materials

Table: Front Wheel Subassembly

Part No.	Part Name	Material	Quantity	Weight (oz)	Manufacturing Process
01	Washer	Steel	1	<0.1	Stamped
02	Screw	Steel	1	0.2	Purchased
03	Pin Nut	Steel	1	0.4	Purchased
04	Bearing	Steel	2	0.4	Purchased
05	Bushing	Steel	1	0.1	Extruded
06	Wheel	Plastic/Rubber	1	3.4	Purchased

Table: Shock and Wheel Attachment Subassembly

Part No.	Part Name	Material	Quantity	Weight (oz)	Manufacturing Process
07	Washer	Plastic	2	<0.1	Molded
08	Disk	Aluminum	1	0.2	Stamped
09	Screw	Steel	1	0.2	Purchased
10	Pin Nut	Steel	1	0.6	Purchased
11	Washer	Metal	1	<0.1	Stamped
12	Shock	Rubber	1	1.4	Molded
13	Wheel Bracket	Steel	1	4.4
14	Suspension Bracket	Plastic	1	0.2

Table: Lower Tube Subassembly

Part No.	Part Name	Material	Quantity	Weight (oz)	Dimensions	Manufacturing Process
15	Threaded Tube	Chromium plated Steel	1	9.6		Extruded
16	Bearing	Steel	2	0.2		Purchased
17	Bearing Track	Steel	1	1.2	4.5cm OD, 2.5cm ID
18	Nut	Steel	1	0.7	3.2cm OD, 2.6cm ID	Purchased
19	Screw	Steel	1	0.3		Purchased
20	Collar	Aluminum	1	0.5

Table: Collapsing Mechanism Subassembly

Part No.	Part Name	Material	Quantity	Function	Weight (oz)	Dimensions	Manufacturing Process
21	Cover	Plastic	2	Decorative Cover	0.4		Molded
22	Screw	Steel	2		<0.1		Purchased
23	Containment Tube	Steel	1		10.3
24	Screw	Steel	1		0.1	M3x8	Purchased
25	C-Clips		2		<0.1
26	Pin	Steel	1	Locks on Frame	0.6
27	Spring Tensioner		1		0.8
28	Edge Protector	Plastic	1		0.1		Molded
29	Guide	Plastic	2	Keeps Spring Tensioner from rotating	<0.1		Molded
30	Spring	Steel	1		0.1
31	Lever	Steel	1	To initiate collapsing	0.2
32	Torsional Spring	Steel	1	To return lever to lock position	<0.1
33	Tension Adjuster		1		0.3
34	Pin	Steel	1		0.7

Table: Front Deck Subassembly

Part No.	Part Name	Material	Quantity	Weight (oz)	Manufacturing Process
35	Edge Protector	Plastic	1	0.2	Molded
36	Screw	Steel	4	0.1	Purchased
37	Screw	Steel	4	0.1	Purchased
38	Locking Bracket	Steel	1	5.9
39	Underside Clamp	Steel	1	2.2

Table: Rear Wheel Subassembly

Part No.	Part Name	Material	Quantity	Function	Weight (oz)	Manufacturing Process
04	Bearing	Steel	2		0.4	Purchased
05	Bushing	Steel	1		0.1	Extruded
06	Wheel	Plastic/Rubber	1		3.4	Purchased
40	Wheel Bracket	Plastic	2	To attach wheel	0.05	Molded
41	Pin Nut	Steel	1		0.5	Purchased
42	Screw	Steel	1		0.2	Purchased
43	Wheelie Bar Bracket	Steel	2		1.0	Stamped
44	Screw	Steel	2		0.1	Purchased
45	Wheelie Bar	Aluminum	1		0.4	Extruded

Table: Top Tube Subassembly

Part No.	Part Name	Material	Quantity	Function	Weight (oz)	Dimensions	Manufacturing Process	Picture
46	Bottom Tube	Steel	1		5.1		Extruded
47	Top Tube	Steel	1		4.8		Extruded

Table: Handle Bar Subassembly

Part No.	Part Name	Material	Quantity	Function	Weight (oz)	Manufacturing Process
48	Tube	Steel	2		1.2	Extuded
49	Button Spring	Steel	2		<0.1	Extruded
50	Button	Steel	2		<0.1
51	Grip	Foam	2		0.5
52	Side Cap	Plastic	2		0.5	Molded
53	Cord	Rubber	1	Keep handle bars attached to frame	<0.1	Purchased

Table: Top Tube Adjustment Subassembly

Part No.	Part Name	Material	Quantity	Weight (oz)	Dimensions	Manufacturing Process
54	Lever	Steel	1	0.4
55	Collar	Steel	1	0.5
56	Screw	Steel	1	0.4		Purchased
57	Screw	Steel	1	<0.1	M3x5	Purchased
58	Spring	Steel	1	<0.1		Purchased
59	Bracket	Plastic	1	<0.1		Molded
60	Bracket	Steel	1	<0.1
61	????			0.1

Table: Frame and Brake Subassembly

Part No.	Part Name	Material	Quantity	Function	Weight (oz)	Manufacturing Process
62	Deck	Aluminum	1		13.5	Extruded
63	Brake	Steel	1		3.3
64	Nut	Steel	1		0.1	Purchased
65	Torsional Spring	Steel	1	For Brake	0.2	Purchased
66	Rod	Steel	1		0.4	Extruded
67	Edge Protector	Plastic	1		0.1	Molded