set of experimental fuel cell components
date: label: date made
content: ca 1969
name: label: maker
content: American Cyanamid Company
label: maker
content: Union Carbide
notes: label: Description (Brief)
content: .01: a set of four experimental fuel cell stacks, each unit being made of four pairs of plates with black frames, eight pairs of contacts along opposite sides, a mounting hole on top and bottom, and holes in each corner. The two holes on the top corners have contacts within.
label: Description (Brief)
content: a) unit has insets flanking the mount holes at top and bottom; marked: "657-7 / C14 / W8", "7/ok", and "15 11" on front, "633-15 / C14 / W8" and "loose / gasket / outside" on back. A 3x5 index card taped to the stack gives data for each plate.
label: Description (Brief)
content: b) unit has insets flanking the mount holes at top and bottom, but the frame on the back plate is missing; marked: "723 / C14 / W8", "1/ok", and "15" on front, no visible marking on back, but an illegible marking is extant on the next plate in.
label: Description (Brief)
content: c) unit has no insets and the frame on the back plate is missing; marked: "497[?] / C14 / W8", "5" on front, no visible marking on back, but an illegible marking is extant on the next plate in.
label: Description (Brief)
content: d) unit has no insets; marked: "363 13 / C14 / W8", "1", and "O2" on front, "401-20" and "O2" on back.
label: Description (Brief)
content: .02: An experimental fuel cell stack with 22 plates of the type used in .21.01. Each plate being made of with black frames having pairs of contacts along opposite sides, a mounting hole on top and bottom, and holes in each corner. The two holes on the top corners have contacts within. Overall size: 9" x 9.25" x 5.25" - no extant maker's marks.
label: Description (Brief)
content: .03: a carbon plate without fittings; marked: "32-15" (twice), "1772 30 minutes 950 / 163.0[?] / 81%[?]" and "156.0 30 minutes 900 / 12%".
label: Description (Brief)
content: .04: "Cyanamid / experimental fuel cell electrode / type ESE / 2.5mg/cm2 Pt with Ni screen / S7978-104 / American Cyanamid Company / Research Laboratories Stamford, Conn." A black fabric with embedded platinum covered by a nickel screen, sealed in original package.
label: Description (Brief)
content: .05: a black plastic electrode plate, no extant makings
label: Description (Brief)
content: .06: fuel cell plate with a yellow plastic frame, carbon plate on the front, gray (platinum containing?) plate on the back; written on front: "D 206.6[?]-9 / 290 [29 is crossed thru] / 220 / +2"
label: Description (Brief)
content: .07: a set of three plastic frames to make a fuel cell electrode
label: Description (Brief)
content: a) a yellow plastic frame with a clear plate on the front, a gray plate on the back, two contact wires emerging from the left side, a plastic retaining fence on front and back, and two holes on the right side. Marked along right edge: "A - Ha206-3" and "KOH in [????]". This is an assembled plate - see 21.8 for a frame only. See 2023.0106.10 for an assembled stack.
label: Description (Brief)
content: .08) a yellow plastic frame with two holes on the right side, and a yellow plastic frame that snaps into a track. This is a frame only - see 21.7 for an assembled plate. See 2023.0106.10 for an assembled stack.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: Gift of Martin E. Kordesch
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2023.0106.21
label: accession number
content: 2023.0106
label: catalog number
content: 2023.0106.21
objectType: label: Object Name
content: fuel cell components
physicalDescription: label: Measurements
content: .02: 9 in x 9 1/4 in x 5 1/4 in; 22.86 cm x 23.495 cm x 13.335 cm
label: Measurements
content: .01 (each): 3/4 in x 8 7/8 in x 8 7/8 in; 1.905 cm x 22.5425 cm x 22.5425 cm
label: Measurements
content: .03: 1/4 in x 6 1/8 in x 5 3/4 in; .635 cm x 15.5575 cm x 14.605 cm
label: Measurements
content: .04: 1/16 in x 5 1/8 in x 4 1/2 in; .15875 cm x 13.0175 cm x 11.43 cm
label: Measurements
content: .05: 1/8 in x 6 3/8 in x 6 1/4 in; .3175 cm x 16.1925 cm x 15.875 cm
label: Measurements
content: .06: 5/16 in x 7 1/2 in x 8 5/8 in; .79375 cm x 19.05 cm x 21.9075 cm
label: Measurements
content: .07: 1/4 in x 6 1/2 in x 6 1/2 in; .635 cm x 16.51 cm x 16.51 cm
label: Measurements
content: .08: 1/4 in x 6 1/2 in x 6 in; .635 cm x 16.51 cm x 15.24 cm