| Class 267 | SPRING DEVICES |
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![[List of Pre Grant Publications for class 267 subclass 1.5]](../as.gif) | ![[List of Patents for class 267 subclass 1.5]](../ps.gif) | 1.5 | PACKING EXPANDER OR CONSTRICTOR |
| | 80 | SPRING PANEL |
| | 81 |  Composite springs of diverse material, e.g., metal and non-metal |
| | 82 |  Vented fluid chamber modifies action of metallic spring |
| | 83 | Superposed layers; metal and non-metal |
| | 85 | Multistage springs |
| | 86 | Diverse types of superposed metallic springs |
| | 87 | Sinuous spring loading surface supported by other spring |
| | 88 | Compressible coil spring loading surface supported by other spring |
| | 89 | With means to vary preliminary tension of spring |
| | 90 | With means to dampen vibration of springs, e.g., sound deadening |
| | 91 | Spring panel comprises vertically oriented compressible coil springs |
| | 92 | Plural superposed coils |
| | 93 | Panel comprises spring of varying capacities |
| | 94 | With padding protector on spring end |
| | 95 | Loading surface includes component other than coil spring |
| | 96 | With resilient side or end, e.g., edge roll |
| | 97 | With reinforcement or extension for border wire |
| | 98 | With diagonal surface-to-frame brace |
| | 99 | Resiliently mounted on frame by tensile springs |
| | 100 | Mounted on frame spanning strips |
| | 101 | Spring rows supported by row separating stringers |
| | 102 | With cantilevered surface extension, i.e., "soft edge" |
| | 103 | Spring means spacing loading surface vertically from plane of supporting frame |
| | 104 | With supplementary spacing means intermediate ends of surface |
| | 105 | Stiffener or bracer for loading surface |
| | 106 | Multiple sections span frame |
| | 107 | By inwardly bowed portion, i.e., "fishmouth" type |
| | 109 | By outwardly bowed portion |
| | 110 | Panel secured peripherally to supporting frame |
| | 2 | VEHICLE |
| | 3 | Railway |
| | 5 | Perambulator |
| | 6 | Bolster |
| | 183 | Parallel depression (e.g., having stabilizer bar) |
| | 184 | Duplex |
| | 186 | Fluid stabilizer |
| | 188 | Torque bar or tube stabilizer |
| | 192 | Leaf spring stabilizer |
| | 194 | Plural nontorsion coil springs |
| | 195 | Mechanical spring and nonresilient retarder (e.g., shock absorber) |
| | 196 | Friction (e.g., "snubber") |
| | 197 |  Including flexible strap connector |
| | 200 | Having lubricating feature |
| | 201 | Elastomeric spring or friction element |
| | 204 | Friction surface on helical spring |
| | 205 | Including cam or wedge friction element or actuator therefor |
| | 206 |  Helical cam surface |
| | 207 | Plural axially spaced expandable friction rings |
| | 208 | Including relatively rotating friction surfaces (e.g., drum type) |
| | 209 | Including helical coil spring |
| | 214 | Friction surface formed on or biased by additional spring |
| | 216 | Coil spring for biasing vehicle parts and friction surfaces |
| | 217 | Fluid retarder |
| | 218 | With separate pump or adjustment for spring loading |
| | 219 | Elastomeric spring |
| | 221 | Helical coil spring |
| | 222 | Quadrilateral suspension |
| | 223 | And rocking actuator arm or rotary fluid displacement member |
| | 225 | Plural mechanical springs for biasing vehicle parts |
| | 226 | Spring within coaxial fluid chamber |
| | 227 | Leaf spring |
| | 228 | Lever and nontorsion spring |
| | 229 | Leaf spring |
| | 230 | Quadrilateral suspension |
| | 231 | And coil spring |
| | 232 | And roller |
| | 233 | And "overload" bumper |
| | 234 | Including adjustment for spring loading |
| | 236 | Plural coils between vertically spaced leaf springs |
| | 237 | Plural coaxial coils |
| | 239 | Having leaf-end-connecting lever |
| | 241 | And fluid pressure spring |
| | 242 | Including adjustment for spring loading |
| | 243 | And roller or bearing to accommodate deflection of spring |
| | 244 | Vertically spaced leaf springs (e.g., elliptic) |
| | 245 | Having serially pivoted levers at end of spring |
| | 246 | Transverse leaf spring |
| | 247 | Center acting or resiliently biased lever |
| | 248 | Coil spring |
| | 249 | Enclosed spring |
| | 251 | Plural nontorsion coil springs |
| | 254 | Quadrilateral suspension |
| | 255 | Including adjustment for spring loading |
| | 256 | Fluid spring |
| | 257 | Elastomeric spring |
| | 259 | Compound |
| | 23 | Leaf, coil, and fluid pressure |
| | 24 | Leaf, fluid pressure and liquid |
| | 25 | Leaf and torsion |
| | 28 | Leaf and coil |
| | 30 | Leaf and rubber type |
| | 31 | Leaf and fluid pressure |
| | 33 | Coil and rubber type |
| | 34 | Coil and fluid pressure |
| | 35 | Rubber type and fluid pressure |
| | 36.1 | Leaf |
| | 37.1 | And covering |
| | 37.2 | Spiral or elastic covering |
| | 37.3 | Three serially arranged metallic segments |
| | 37.4 | Having lubricant reservoir or pad |
| | 38 | Twin, axle interposed |
| | 39 | Side bar |
| | 40 | Longitudinal |
| | 41 | Cantilever |
| | 42 | Elliptic |
| | 43 | Elliptic and leaf |
| | 44 | Semielliptic |
| | 45 | Semielliptic and leaf |
| | 47 | Structure |
| | 51 | Broken-spring supports |
| | 52 | Intermediate supports |
| | 53 | Clips |
| | 260 | Having specific end connection |
| | 261 | For elliptic spring |
| | 262 | Sliding |
| | 263 | Including spring for biasing pivotal connection |
| | 264 | Including threaded or grooved bearing surface |
| | 265 | Including spring position adjustment or geared connection |
| | 266 | Universal joint |
| | 267 | Having rolling antifriction elements (e.g., ball bearing) |
| | 268 | Having lubrication feature |
| | 269 | Including elastomeric material |
| | 271 | Including shackle pivoted to spring and to vehicle |
| | 272 | Flat spiral |
| | 273 | Torsion |
| | 274 | Quadrilateral suspension |
| | 275 | Helical torsion coil |
| | 276 | And separate elastomeric member (e.g., bushing) |
| | 277 | And adjustment for varying spring loading |
| | 279 | Elastomeric torsion spring |
| | 283 | Multilayer leaf |
| | 284 | And housing enclosing spring |
| | 285 | Plural torsion spring |
| | 286 | Coil |
| | 292 | Elastomeric |
| | 293 | Including central guide rod or tube through spring |
| | 294 | Having rigid spacer plate between plural elastomeric segments |
| | 64.11 | Comprising compressible fluid |
| | 64.12 | Having lockable strut |
| | 64.13 | Including compressible liquid |
| | 64.14 | Including chamber at sub-atmospheric pressure |
| | 64.15 | With retarder |
| | 64.16 | Leveling device |
| | 64.22 | Having metering pin for varying spring rate |
| | 64.23 | Having flexible wall |
| | 64.25 | Having plural compressible fluid springs |
| | 64.26 | Having telescoping cylinders |
| | 64.27 | Having flexible wall |
| | 64.28 | Including means for charging or discharging spring |
| | 66 | Braces |
| | 69 | ELASTIC EXTENSION DEVICES |
| | 75 | RECIPROCATING-BED-CUSHIONING DEVICES |
| | 113 | FLUID |
| | 114 | Time delay |
| | 115 | Draft gear |
| | 116 | Bumper |
| | 117 | Cushion for person |
| | 118 | Expansible-contractible chamber device |
| | 130 | PRESS CUSHION |
| | 131 | SEAT SUPPORT |
| | 134 | FRICTION SNUBBER |
| | 136 | RESILIENT SHOCK OR VIBRATION ABSORBER |
| | 137 | Tool movement dampening |
| | 138 | Draft gear |
| | 139 | Bumper |
| | 140.11 | Including energy absorbing means or feature (e.g., supplemental vehicle equipment, such as motor mount, seat, etc., including additional fluid or friction energy absorber) |
| | 140.12 | Having concentric coaxial spring between plural confining means for radial force |
| | 140.13 | Axial |
| | 140.15 | With electronic or magnetic control |
| | 140.2 | Variably preloaded |
| | 140.3 | Having diverse resilient element |
| | 140.5 | Diverse resistance to vibration along different axes |
| | 141 | Nonmetallic, resilient element |
| | 142 | CUSHION FOR HUMAN COMFORT |
| | 147 | COMPRESSED WIRE MESH |
| | 148 | FIBROUS |
| | 150 | CENTERING DEVICE |
| | 151 | COMPOUND |
| | 153 | RUBBER |
| | 154 | TORSION |
| | 158 | BENDABLE ALONG FLAT SURFACE (E.G., LEAF SPRING) |
| | 159 | Snap spring |
| | 160 | Flexural support |
| | 161 | Ring or annular spider |
| | 163 | Including tang or spider |
| | 164 | Bow spring or superposed spring elements |
| | 166 | COIL |
| | 166.1 | Conical |
| | 167 | Circular |
| | 168 | Plural, one within another |
| | 169 | Including internal brace |
| | 170 | Including end thrust member |
| | 171 | Equilibrium or over-center |
| | 172 | Including cam |
| | 173 | Including lever |
| | 174 | For dynamic or work environment |
| | 177 | Adjustable |
| | 178 | Support type |
| | 179 | Particular end connection |
| | 180 | Irregular |
| | 181 | FORAMINATED |
| | 182 | MISCELLANEOUS |
| FOREIGN ART COLLECTIONS | ||
| FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
| DIGESTS | ||
| | DIG1 | CONSTANT HEIGHT |
| | DIG2 | CONSTANT HEIGHT, SELF-PUMPING |
| | DIG3 | SPRING BUCKLE |