Sex for Engineers·KS-016-HPRES·UNCONTROLLED COPY

PartKS-016-HPRESRevASheet1 of 1
TitleHalf-Pressed Position
SourceKama SutraChapterKama Sutra positions

Ardha-piditaka

KS-016-HPRES SIDE ELEV.1 pelvic. One B leg stretched, the other flexed to A chest.GROUNDB0B1A0A1B21DWG NO.KS-016-HPRESTITLEHALF-PRESSEDSCALE NTSSIDE ELEV.REV ASHEET 1 OF 1

1 pelvic. One B leg stretched, the other flexed to A chest.

CAUTIONStop on joint pain or numbness. Consent required before assembly; either partner may stop at any step.

Specifications

PropertyValue
Configuration Akneeling
Configuration Bsupine
Groundbed
Remaining DOFindependent B hip flexion L/R
Entry angle θθ 30-70°, asymmetric
Penetrationmedium
Contact patchespelvic A ↔ pelvic B, offset
External stimulationincidental
Eye contactinherent
Load pathA knees to ground; B lumbar to ground
Hip ROM requiredmoderate
Stabilitymoderate; torque about B midline
Difficulty2 / 5
Hands freeA may hold the flexed B leg
Failure modesB pelvic torsion; A losing the flexed leg

Bill of materials

Procedure

  1. Body B shall be supine. Stretch one leg. Flex the other, bringing that knee toward A chest.
  2. Body A shall kneel in the interval, holding the flexed leg if needed.
  3. Seat contact. Line of action is offset toward the stretched side.
  4. Swap legs to reverse the offset. Both legs flexed is KS-017-COMP. One leg to the head is KS-018-BAM.

Source text

"When only one of her legs is stretched out, it is called the half pressed position."

Burton trans., Kama Sutra II.vi (1883)

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