PTO Manual of Classification for US patents

PTO Manual of Classification for US patents

What follows are the subclasses from one class of the Manual of Classification for US patents. As you scroll through the list and encounter a class/subclass of interest, you can jump back to the top and retrieve patent titles by entering the class/subclass in the box below.


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363-131 121-55A 14-.5
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Class Number: 301
 Class Title: LAND VEHICLES: WHEELS AND AXLES

Subclass  Subclass
Number    Title

  1       COMBINED WHEEL AND AXLE MODIFICATION
  2       .Cushion lateral thrust
  2.5     .With pedal crank
  5.1     WHEEL
  5.21    .Balancing device
  5.22    ..Self-operating
  5.23    .With peripheral roller
  5.24    .Having housing for tire inflation means
  5.3     .Skate
  5.7     ..With antifriction bearing
  6.1     .With drive or brake attachment
  6.2     ..Aircraft wheel
  6.3     ..And with brake-cooling means
  6.4     ...Comprising means to utilize a fluid
  6.5     ..Drive means on wheel
  6.6     ..Wheel supported on brake drum clear of hub
  6.7     ..Brake drum supported on wheel clear of hub
  6.8     ..Disc brake
  6.9     ..For cycle-type vehicle
  6.91    ..Having vibration damper or heat insulator
  7       .Wheelbarrow type
  8       .Having auxiliary bracing
  9.1     .Detachable wheel section
  9.2     ..With provision to permit positioning of rim laterally of
             hub
  10.1    ..Demountable rim
  11.1    ...Rim-securing means
  11.2    ....With lock between rim and wheel body
  11.3    ....With spacer between rim and wheel body
  12.1    ....Spoke secured
  12.2    .....Radially movable spoke
  13.1    ....Plural rims
  13.2    .....Dual rims
  14      ....Securing and removing means
  15      ....Contractible rim
  16      ....Expandable wheel body
  17      ....Bayonet joint
  18      ....Radially acting wedge
  19      .....Transversely extending wedge
  20      ......Independently movable
  21      .......Bolt wedge
  22      .......Annular wedge
  23      ....Removable side ring
  24      ....Removable side lug
  25      ....Latch
  26      .....Annular latch
  27      ......Expandable ring
  28      .....Radially moving bolt
  29      .....Pivoted
  29.2    ....Circumferentially divided rim
  30      ...Transversely divided
  30.2    ....One section both transversely and circumferentiallyy
               divided
  31      ....Plural sections
  32      .....Hinged
  33      ....With end-aligning means
  34      .....Tool connection
  35.1    ...Circumferentially divided rim
  35.2    ....Rim sections held together by bayonet joint
  35.3    ....Rim secctions held together by transversely divided
               locking ring
  35.51   ...Including means to prevent relative rotation between rim
              and wheel body
  35.52   ..Geared mounting mechanism
  35.53   ..Artillery wheel with single-acting retaining means
  35.54   ..Artillery wheel bolted to hub
  35.55   ...By central nut
  35.56   ..Wire-spoke wheel with single-acting mounting means
  35.57   ..Wire-spoke wheel bolted to hub
  35.58   ...By central nut
  35.59   ..Spoke formations bolted to hub
  35.61   ..Disc wheel with single-acting retaining means
  35.62   ..Disc wheel bolted to hub
  35.63   ...By central nut
  36.1    .Dual wheels
  36.2    ..Relatively rotatable
  36.3    ..With wear-preventing means therebetween
  37.1    .With wheel cover
  37.21   ..With anti-theft device for wheel cover
  37.22   ..Tire sidewall
  37.23   ...Retained on wheel cover
  37.24   ..Trim ring covering rim only
  37.25   ..With relatively rotatable element
  37.26   ..Including distinct central medallion
  37.27   ...Attached to plastic cover permanently secured to wheel
  37.28   ..Including access door
  37.29   ..Wire-spoke wheel simulating wheel cover
  37.31   ..Including resilient securing means
  37.32   ...Resilient securing ring on cover
  37.33   ....Acting to bias portion of cover into engagement with
               wheel
  37.34   ...Detachable
  37.35   ..Wheel body or rim having integral securing bump
  37.36   ...Bump on rim
  37.37   ..Cover securing threaded means
  37.38   ...Central thread
  37.39   ..Cover having integral securing teeth
  37.41   ..Cover securing, wheel spoke engaging means
  37.42   ..Plastic cover
  37.43   ...Permanently secured to wheel
  38.1    .Emergency
  39.1    ..Tire or rim
  40.1    ...Traction increasing
  40.2    ....Auxiliary tire mounted to one side of main wheel
  40.3    ...Safety emergency tire or rim
  40.4    ...Rim clamp for securing emergency tire to rim
  40.5    ...Cover cleated to wheel to provide smooth road surface
  40.6    ..Auxiliary wheel movable radially into emergency position
  41.1    .Traction increasing
  42      ..Chainss
  43      ..Projecting cleat
  44.1    ...Removably attached
  44.2    ....Of resilient material
  44.3    ....To rim
  44.4    ....To wheel body
  45      ...Movable
  46      ....Adjustable
  48      .....Alternately projecting and retracting
  49      ......Supported by supplemental wheel attachment
  47      .....Supported by supplemental wheel attachment
  50      .....Individually
  51      ....Spring moved
  52      ..Dual rims, connecting cleat
  53      ..Recessions in rim
  53.5    ..Wheel weight
  54      .Part of wheel body under tension, part under compression
  55      .Tension wheel; e.g., spoke
  56      ..Having spoke attached tangentially to hub
  57      ..Having hairpin type spokes
  58      ..Rim (or felly) and spoke connection
  59      ..Hub and spoke connection
  60      ...Having provision to simultaneously tension plural spokes
  61      ...Distinct spoke socket sleeve
  62      .Compression wheel
  63.1    ..Disc
  64.1    ...Having spoke configuration
  64.2    ....Wheel body formed from two discs permanently
  64.3    ...Wheel formed from two discs
  64.4    ....Removably secured together
  64.5    .....By tab struck from disc
  64.6    ...Of fabric, wood or paper
  64.7    ...Of plastic
  65      ..Of cast metal
  66      ..Integrally connected spokes
  67      ..Rim (or felly) and spoke connection
  68      ...Adjustable
  69      ....Screw
  70      ...Including distinct spoke socket sleeve
  71      ....At felly joint
  72      ...Combined felly joint
  73      ..Plural spoke series
  74      ...Hub and spoke connection
  75      ....Including provision for tightening spoke
  76      ....Driven spoke
  77      .....Including socket-strengthening means
  78      ....Spoke claiming hub members
  79      ..Single spoke series
  80      ...Hub and spoke connection
  81      ....Including provision for tightening spoke
  82      ....Driven spoke
  83      .....Including socket-strengthening means
  84      ....Spoke claiming hub members
  85      .....Ring-forming spoke ends
  86      .Nonresilient tire
  87      ..Including tire-securing device
  88      ...Combined with felly joint
  89      ...Comprising interposed clips or wedges
  90      ..With rail-climbing devicee
  91      ..Adjustable circumference tire
  92      ...Adjustable by use of screw
  93      ....Both right- and left-threaded
  94      ...Adjustable by use of wedge
  95      .Rim or felly
  96      ..Metallic
  97      ...For use with resilient tire
  98      ..For use with resilient tire
  99      ..Joint
  100     ...Adjustable
  101     ....Adjustable by use of screw
  102     .....Both right- and left-threaded
  103     ....Adjustable by use of wedge
  104     .Spoke
  105.1   .Hub
  106     ..Having reenforcing band or casing
  107     ...Point band
  108.1   ..Hub cap
  108.2   ...Having transparent window
  108.3   ...Plastic hub cap
  108.4   ...Retained by threaded means
  108.5   ....Central-threaded means
  109     ..Axle box
  110     ...Mounting
  110.5   ..For cycle-type vehicle
  110.6   ..Circumferentially divided
  111     .Wheel-attaching device
  112     ..Outer-end stop
  113     ...Linchpin
  114     ...Screw
  115     ....Adjustable plural-part nut
  116     ....With hub-driven wrench
  117     ....Tap bolt
  118     ...Bayonet means
  119     ...Pivoted means
  120     ...Sliding means
  121     ..Movable latch detent
  122     ..Stop-engaging collar or sleeve
  122.5   ..Lug nut
  123     .Sand band
  124.1   AXLE
  124.2   .With distinct handle to effect mounting on cycle-type
            vehicle
  125     .With provision to interfit with vehicle
  126     .Rotary shaft or spindle
  127     .Cranked or bowed
  128     .Varying-length adjustment
  129     .Trussed
  130     .Emergency repair provision
  131     .Spindle
  132     ..Mounting
  133     ...Spring
  134     .Skein
  135     ..Mounting
  136     ...Spring
  137     .Including housing for drive mechanism