624 Part 1512—Requirements for Bicycles
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Pt.1511, Fig. 2 16 CFR Ch. II (1–1–12 Edition) FIGURE 2 TO PART 1511—SMALL PARTS GAGE PART 1512—REQUIREMENTS FOR 1512.10 Requirements for tires. BICYCLES 1512.11 Requirements for wheels. 1512.12 Requirements for wheel hubs. 1512.13 Requirements for front fork. Subpart A—Regulations 1512.14 Requirements for fork and frame as- Sec. sembly. 1512.1 Scope. 1512.15 Requirements for seat. 1512.2 Definitions. 1512.16 Requirements for reflectors. 1512.3 Requirements in general. 1512.17 Other requirements. 1512.4 Mechanical requirements. 1512.18 Tests and test procedures. 1512.5 Requirements for braking system. 1512.19 Instructions and labeling. 1512.6 Requirements for steering system. 1512.20 Separability. 1512.7 Requirements for pedals. 1512.8 Requirements for drive chain. 1512.9 Requirements for protective guards. 624 Consumer Product Safety Commission § 1512.4 Subpart B—Policies and Interpretations ured with the seat adjusted to its high- [Reserved] est position. Recumbent bicycles are not included in this definition. FIGURE 1 TO PART 1512—BICYCLE FRONT FORK (c) Seat height means the dimension CANTILEVER BENDING TEST RIG from the point on the seat surface FIGURES 2 AND 3 TO PART 1512—HANDLEBAR intersected by the seat post center line STEM LOADING AND ENTRANCE 8 OBSERVA- (or the center of the seating area if no TION ANGLES FIGURE 5 TO PART 1512—TYPICAL HANDBRAKE seat post exists) and the ground plane, ACTUATOR SHOWING GRIP DIMENSION as measured with the wheels aligned FIGURES 6 AND 7 TO PART 1512—TOE CLEAR- and in a plane normal to the ground ANCE AND CHAIN GUARD REQUIREMENTS plane. FIGURE 8 TO PART 1512—REFLECTORIZED BICY- (d) Track bicycle means a bicycle de- CLE WHEEL RIM ABRASION TEST DEVICE signed and intended for sale as a com- TABLE 1 TO PART 1512—MINIMUM CANDLE- petitive velodrome machine having no POWER PER INCIDENT FOOT-CANDLE FOR 1 brake levers or calipers, single crank- CLEAR REFLECTOR to-wheel ratio, and no free-wheeling TABLE 2 TO PART 1512—MINIMUM CANDLE- POWER PER INCIDENT FOOT-CANDLE FOR feature between the rear wheel and the CLEAR REFLECTOR 1 crank. TABLE 3 TO PART 1512—MINIMUM ACCEPTABLE (e) One-of-a-kind bicycle means a bicy- VALUES FOR THE QUANTITY A DEFINED IN cle that is uniquely constructed to the THE RETROREFLECTIVE TIRE AND RIM TEST order of an individual consumer other PROCEDURE than by assembly of stock or produc- TABLE 4 TO PART 1512—RELATIVE ENERGY tion parts. DISTRIBUTION OF SOURCES (f) Normal riding position means that AUTHORITY: Secs. 2(f)(1)(D), (q)(1)(A), (s), the rider is seated on the bicycle with 3(e)(1), 74 Stat. 372, 374, 375, as amended, 80 both feet on the pedals and both hands Stat. 1304–05, 83 Stat. 187–89 (15 U.S.C. 1261, on the handlegrips (and in a position 1262); Pub. L. 107–319, 116 Stat. 2776. that allows operation of handbrake le- SOURCE: 43 FR 60034, Dec. 22, 1978, unless vers if so equipped); the seat and han- otherwise noted. dlebars may be adjusted to positions judged by the rider to be comfortable. Subpart A—Regulations (g) Recumbent bicycle means a bicycle in which the rider sits in a reclined po- § 1512.1 Scope. sition with the feet extended forward This part sets forth the requirements to the pedals. for a bicycle as defined in § 1512.2(a) [43 FR 60034, Dec. 22, 1978, as amended at 68 (except a bicycle that is a ‘‘track bicy- FR 7073, Feb. 12, 2003; 76 FR 27888, May 13, cle’’ or a ‘‘one-of-a-kind bicycle’’ as de- 2011] fined in § 1512.2 (d) and (e)) which is not a banned article under § 1500.18(a)(12) of § 1512.3 Requirements in general. this chapter. Any bicycle subject to the regula- tions in this part shall meet the re- § 1512.2 Definitions. quirements of this part in the condi- For the purposes of this part: tion to which it is offered for sale to (a) Bicycle means: consumers; any bicycle offered for sale (1) A two-wheeled vehicle having a to consumers in disassembled or par- rear drive wheel that is solely human- tially assembled condition shall meet powered; these requirements after assembly ac- (2) A two- or three-wheeled vehicle cording to the manufacturer’s instruc- with fully operable pedals and an elec- tions. For the purpose of compliance tric motor of less than 750 watts (1 with this part, where the metric and h.p.), whose maximum speed on a paved English units are not equal due to the level surface, when powered solely by conversion process the less stringent such a motor while ridden by an oper- requirement will prevail. ator who weighs 170 pounds, is less than 20 mph. § 1512.4 Mechanical requirements. (b) Sidewalk bicycle means a bicycle (a) Assembly. Bicycles shall be manu- with a seat height of no more than 635 factured such that mechanical skills mm (25.0 in); the seat height is meas- required of the consumer for assembly 625 § 1512.5 16 CFR Ch. II (1–1–12 Edition) shall not exceed those possessed by an tube on a female bicycle model shall be adult of normal intelligence and abil- the seat mast and the down tube or ity. tubes that are nearest the rider in the (b) Sharp edges. There shall be no un- normal riding position. Control cables finished sheared metal edges or other no greater than 6.4 mm (1⁄4 in) in di- sharp parts on assembled bicycles that ameter and cable clamps made from are, or may be, exposed to hands or material not thicker than 4.8 mm (3⁄16 legs; sheared metal edges that are not in) may be attached to the top tube. rolled shall be finished so as to remove (h) [Reserved] any feathering of edges, or any burrs or (i) Control cable ends. Ends of all ac- spurs caused during the shearing proc- cessible control cables shall be pro- ess. vided with protective caps or otherwise (c) Integrity. There shall be no visible treated to prevent unraveling. Protec- fracture of the frame or of any steer- tive caps shall be tested in accordance ing, wheel, pedal, crank, or brake sys- with the protective cap and end-mount- tem component resulting from testing ed devices test, § 1512.18(c), and shall in accordance with: The handbrake withstand a pull of 8.9 N (2.0 lbf). loading and performance test, (j) Control cable abrasion. Control ca- § 1512.18(d); the foot brake force and bles shall not abrade over fixed parts performance test, § 1512.18(e); and the and shall enter and exit cable sheaths road test, § 1512.18(p) (or the sidewalk in a direction in line with the sheath bicycle proof test, § 1512.18(q)). entrance and exit so as to prevent ab- (d) Attachment hardware. All screws, rading. bolts, or nuts used to attach or secure components shall not fracture, loosen, [43 FR 60034, Dec. 22, 1978, as amended at 76 FR 27888, May 13, 2011 or otherwise fail their intended func- tion during the tests required in this § 1512.5 Requirements for braking sys- part. All threaded hardware shall be of tem. sufficient quality to allow adjustments (a) Braking system. Bicycles shall be and maintenance. Recommended qual- equipped with front- and rear-wheel ity thread form is specified in Hand- brakes or rear-wheel brakes only. book H28, ‘‘Screw Thread Standards for 1 (b) Handbrakes. Handbrakes shall be Federal Service,’’ issued by the Na- tested at least ten times by applying a tional Bureau of Standards, Depart- force sufficient to cause the handlever ment of Commerce; recommended me- to contact the handlebar, or a max- chanical properties are specified in ISO imum of 445 N (100 lbf), in accordance Recommendation R898, ‘‘Mechanical with the loading test, § 1512.18(d)(2), and Properties of Fasteners,’’ and in ISO shall be rocked back and forth with the Recommendations 68, 262, and 263, weight of a 68.1 kg (150 lb) rider on the ‘‘General Purpose Screw Threads.’’ 2 seat with the same handbrake force ap- (e)–(f) [Reserved] plied in accordance with the rocking (g) Excluded area. There shall be no protrusions located within the area test, § 1512.18(d)(2)(iii); there shall be no visible fractures, failures, movement of bounded by (1) a line 89 mm (31⁄2 in) to the rear of and parallel to the handle- clamps, or misalignment of brake com- bar stem; (2) a line tangent to the front ponents. tip of the seat and intersecting the seat (1) Stopping distance. A bicycle mast at the top rear stay; (3) the top equipped with only handbrakes shall be surface of the top tube; and (4) a line tested for stopping distance by a rider connecting the front of the seat (when of at least 68.1 kg (150 lb) weight in ac- adjusted to its highest position) to the cordance with the performance test, junction where the handlebar is at- § 1512.18(d)(2) (v) and (vi), and shall have tached to the handlebar stem. The top a stopping distance of no greater than 4.57 m (15 ft) from the actual test speed as determined by the equivalent 1 Copies may be obtained from: Super- ground speed specified in intendent of Documents, U.S. Government Printing Office, Washington, D.C. 20402. § 1512.18(d)(2)(vi). 2 Copies may be obtained from: American (2) Hand lever access. Hand lever National Standards Institute, 1430 Broadway, mechanisms shall be located on the New York, New York 10018.